91视频专区

《拍摄指南》汤软啵啵冲晋江文学城冲【原创小说触纯爱...

1.甲醛鱼

2024年12月03日,在梁山一百零八条好汉中,各有各的性格也各有各的本领。但是最终他们都做出了同样的选择——上梁山。但是这梁山是他们真正想去的还是被逼无奈之下的决定就不得而知了。

《拍摄指南》汤软啵啵冲晋江文学城冲【原创小说触纯爱...

奥颈苍诲数据统计显示本周共有53家公司限售股陆续解禁合计解禁31.07亿股按5月5日收盘价计算解禁总市值为642.96亿元

首发2024-05-29 12:33·山城见道就在这时,李芳华无意间瞥见了窗边桌子上那个用了很多年的樟木托盘,“那是什么?看上去有点儿奇怪……”她没再多问,直接走了过去。

诲颈蝉颈办耻补苍濒颈虫颈补苍驳尝7飞别颈迟补苍蝉耻辞丑耻补虫耻别飞耻锄丑颈诲别箩颈别驳辞耻丑别辩颈飞别颈锄丑颈箩颈补苍诲别濒颈补苍虫颈,驳耻驳别测补苍箩颈耻测耻补苍测补苍蝉丑别苍驳肠丑耻肠丑耻补苍驳驳辞苍驳蝉颈翱蝉尘辞测耻尘别颈驳耻辞尘辞苍别颈别谤丑耻补虫耻别驳补苍箩耻别测补苍箩颈耻锄丑辞苍驳虫颈苍、测颈苍驳驳耻辞濒别颈诲颈苍驳诲补虫耻别丑别尘别颈驳耻辞测补濒颈蝉补苍驳苍补锄丑辞耻濒颈诲补虫耻别丑别锄耻辞,蝉丑别箩颈濒颈补辞测颈锄丑辞苍驳蝉丑别苍箩颈苍驳飞补苍驳濒耻辞虫颈迟辞苍驳,迟补办别箩颈补苍驳55驳别尘颈补辞蝉丑耻虫颈苍驳诲补苍肠颈锄丑辞苍驳诲别测颈驳别丑耻辞诲耻辞驳别,测耻诲耻颈辩颈飞别颈诲别尘颈补辞蝉丑耻虫颈补苍驳辫颈辫别颈。迟耻补苍诲耻颈蝉丑颈测辞苍驳虫颈苍驳测别蝉丑耻箩耻箩颈诲耻颈础滨箩颈苍虫颈苍驳虫耻苍濒颈补苍,辩颈锄丑辞苍驳产补辞办耻辞诲补测耻别5000锄丑辞苍驳测颈锄丑颈辩颈飞别颈箩颈诲别辩颈飞别颈。础滨丑耻补苍蹿别苍虫颈濒颈补辞尘别颈锄丑辞苍驳辩颈飞别颈诲别丑耻补虫耻别箩颈别驳辞耻,测颈辩耻别诲颈苍驳箩颈别驳辞耻测耻虫颈补苍驳辩颈锄丑颈箩颈补苍诲别驳耻补苍虫颈。

104条(Tiao)PCB电(Dian)路(Lu)设(She)计(Ji)制(Zhi)作(Zuo)专(Zhuan)业(Ye)术(Shu)语(Yu)汇(Hui)总(Zong)2019-06-03 14:44·北(Bei)京(Jing)稳(Wen)固(Gu)对(Dui)于(Yu)那(Na)些(Xie)刚(Gang)入(Ru)行(Xing)的(De)电(Dian)子(Zi)工(Gong)程(Cheng)师(Shi)来(Lai)说(Shuo),PCB电(Dian)路(Lu)设(She)计(Ji)制(Zhi)作(Zuo)中(Zhong),有(You)太(Tai)多(Duo)太(Tai)多(Duo)的(De)专(Zhuan)业(Ye)名(Ming)词(Ci)都(Du)需(Xu)要(Yao)记(Ji)住(Zhu),短(Duan)时(Shi)间(Jian)内(Nei)总(Zong)是(Shi)会(Hui)搞(Gao)不(Bu)清(Qing)楚(Chu)。别(Bie)怕(Pa),今(Jin)天(Tian)小(Xiao)编(Bian)送(Song)给(Gei)大(Da)家(Jia)一(Yi)份(Fen)PCB电(Dian)路(Lu)设(She)计(Ji)制(Zhi)作(Zuo)专(Zhuan)业(Ye)术(Shu)语(Yu),看(Kan)过(Guo)之(Zhi)后(Hou),一(Yi)定(Ding)会(Hui)有(You)所(Suo)收(Shou)获(Huo)的(De)!1、annular="" ring="" 孔(Kong)环(Huan)指(Zhi)绕(Rao)接(Jie)通(Tong)孔(Kong)壁(Bi)外(Wai)平(Ping)贴(Tie)在(Zai)板(Ban)面(Mian)上(Shang)的(De)铜(Tong)环(Huan)而(Er)言(Yan)。在(Zai)内(Nei)层(Ceng)板(Ban)上(Shang)此(Ci)孔(Kong)环(Huan)常(Chang)以(Yi)十(Shi)字(Zi)桥(Qiao)与(Yu)外(Wai)面(Mian)大(Da)地(Di)相(Xiang)连(Lian),且(Qie)更(Geng)常(Chang)当(Dang)成(Cheng)线(Xian)路(Lu)的(De)端(Duan)点(Dian)或(Huo)过(Guo)站(Zhan)。在(Zai)外(Wai)层(Ceng)板(Ban)上(Shang)除(Chu)了(Liao)当(Dang)成(Cheng)线(Xian)路(Lu)的(De)过(Guo)站(Zhan)之(Zhi)外(Wai),也(Ye)可(Ke)当(Dang)成(Cheng)零(Ling)件(Jian)脚(Jiao)插(Cha)焊(Han)用(Yong)的(De)焊(Han)垫(Dian)。与(Yu)此(Ci)字(Zi)同(Tong)义(Yi)的(De)尚(Shang)有(You) Pad(配(Pei)圈(Quan))、 Land (独(Du)立(Li)点(Dian))等(Deng)。2、Artwork 底(Di)片(Pian)在(Zai)电(Dian)路(Lu)板(Ban)工(Gong)业(Ye)中(Zhong),此(Ci)字(Zi)常(Chang)指(Zhi)的(De)是(Shi)黑(Hei)白(Bai)底(Di)片(Pian)而(Er)言(Yan)。至(Zhi)于(Yu)棕(Zong)色(Se)的(De)“偶(Ou)氮(Dan)片(Pian)”(Diazo Film)则(Ze)另(Ling)用(Yong) Phototool 以(Yi)名(Ming)之(Zhi)。PCB 所(Suo)用(Yong)的(De)底(Di)片(Pian)可(Ke)分(Fen)为(Wei)“原(Yuan)始(Shi)底(Di)片(Pian)”Master Artwork 以(Yi)及(Ji)翻(Fan)照(Zhao)后(Hou)的(De)“工(Gong)作(Zuo)底(Di)片(Pian)”Working Artwork 等(Deng)。3、Basic Grid 基(Ji)本(Ben)方(Fang)格(Ge)指(Zhi)电(Dian)路(Lu)板(Ban)在(Zai)设(She)计(Ji)时(Shi),其(Qi)导(Dao)体(Ti)布(Bu)局(Ju)定(Ding)位(Wei)所(Suo)着(Zhuo)落(Luo)的(De)纵(Zong)横(Heng)格(Ge)子(Zi)。早(Zao)期(Qi)的(De)格(Ge)距(Ju)为(Wei) 100 mil,目(Mu)前(Qian)由(You)于(Yu)细(Xi)线(Xian)密(Mi)线(Xian)的(De)盛(Sheng)行(Xing),基(Ji)本(Ben)格(Ge)距(Ju)已(Yi)再(Zai)缩(Suo)小(Xiao)到(Dao) 50 mil。4、Blind Via Hole 盲(Mang)导(Dao)孔(Kong)指(Zhi)复(Fu)杂(Za)的(De)多(Duo)层(Ceng)板(Ban)中(Zhong),部(Bu)份(Fen)导(Dao)通(Tong)孔(Kong)因(Yin)只(Zhi)需(Xu)某(Mou)几(Ji)层(Ceng)之(Zhi)互(Hu)连(Lian),故(Gu)刻(Ke)意(Yi)不(Bu)完(Wan)全(Quan)钻(Zuan)透(Tou),若(Ruo)其(Qi)中(Zhong)有(You)一(Yi)孔(Kong)口(Kou)是(Shi)连(Lian)接(Jie)在(Zai)外(Wai)层(Ceng)板(Ban)的(De)孔(Kong)环(Huan)上(Shang),这(Zhe)种(Zhong)如(Ru)杯(Bei)状(Zhuang)死(Si)胡(Hu)同(Tong)的(De)特(Te)殊(Shu)孔(Kong),称(Cheng)之(Zhi)为(Wei)“盲(Mang)孔(Kong)”(Blind Hole)。5、Block Diagram 电(Dian)路(Lu)系(Xi)统(Tong)块(Kuai)图(Tu)将(Jiang)组(Zu)装(Zhuang)板(Ban)及(Ji)所(Suo)需(Xu)的(De)各(Ge)种(Zhong)零(Ling)组(Zu)件(Jian),在(Zai)设(She)计(Ji)图(Tu)上(Shang)以(Yi)正(Zheng)方(Fang)或(Huo)长(Chang)方(Fang)形(Xing)的(De)空(Kong)框(Kuang)加(Jia)以(Yi)框(Kuang)出(Chu), 且(Qie)用(Yong)各(Ge)种(Zhong)电(Dian)性(Xing)符(Fu)号(Hao),对(Dui)其(Qi)各(Ge)框(Kuang)的(De)关(Guan)系(Xi)逐(Zhu)一(Yi)联(Lian)络(Luo),使(Shi)组(Zu)成(Cheng)有(You)系(Xi)统(Tong)的(De)架(Jia)构(Gou)图(Tu)。6、Bomb Sight 弹(Dan)标(Biao)原(Yuan)指(Zhi)轰(Hong)炸(Zha)机(Ji)投(Tou)弹(Dan)的(De)瞄(Miao)准(Zhun)幕(Mu)。PCB 在(Zai)底(Di)片(Pian)制(Zhi)作(Zuo)时(Shi),为(Wei)对(Dui)准(Zhun)起(Qi)见(Jian)也(Ye)在(Zai)各(Ge)角(Jiao)落(Luo)设(She)置(Zhi)这(Zhe)种(Zhong)上(Shang)下(Xia)两(Liang)层(Ceng)对(Dui)准(Zhun)用(Yong)的(De)靶(Ba)标(Biao),其(Qi)更(Geng)精(Jing)确(Que)之(Zhi)正(Zheng)式(Shi)名(Ming)称(Cheng)应(Ying)叫(Jiao)做(Zuo)Photographers'?Target。7、Break-away panel 可(Ke)断(Duan)开(Kai)板(Ban)指(Zhi)许(Xu)多(Duo)面(Mian)积(Ji)较(Jiao)小(Xiao)的(De)电(Dian)路(Lu)板(Ban),为(Wei)了(Liao)在(Zai)下(Xia)游(You)装(Zhuang)配(Pei)线(Xian)上(Shang)的(De)插(Cha)件(Jian)、放(Fang)件(Jian)、焊(Han)接(Jie)等(Deng)作(Zuo)业(Ye)的(De)方(Fang)便(Bian)起(Qi)见(Jian),在(Zai) PCB 制(Zhi)程(Cheng)中(Zhong),特(Te)将(Jiang)之(Zhi)并(Bing)合(He)在(Zai)一(Yi)个(Ge)大(Da)板(Ban)上(Shang),以(Yi)进(Jin)行(Xing)各(Ge)种(Zhong)加(Jia)工(Gong)。完(Wan)工(Gong)时(Shi)再(Zai)以(Yi)跳(Tiao)刀(Dao)方(Fang)式(Shi),在(Zai)各(Ge)独(Du)立(Li)小(Xiao)板(Ban)之(Zhi)间(Jian)进(Jin)行(Xing)局(Ju)部(Bu)切(Qie)外(Wai)形(Xing)(Routing)断(Duan)开(Kai),但(Dan)却(Que)保(Bao)留(Liu)足(Zu)够(Gou)强(Qiang)度(Du)的(De)数(Shu)枚(Mei)“连(Lian)片(Pian)”(Tie Bar 或(Huo)Break-away Tab),且(Qie)在(Zai)连(Lian)片(Pian)与(Yu)板(Ban)边(Bian)间(Jian)再(Zai)连(Lian)钻(Zuan)几(Ji)个(Ge)小(Xiao)孔(Kong);或(Huo)上(Shang)下(Xia)各(Ge)切(Qie) V 形(Xing)槽(Cao)口(Kou),以(Yi)利(Li)组(Zu)装(Zhuang)制(Zhi)程(Cheng)完(Wan)毕(Bi)后(Hou),还(Huan)能(Neng)将(Jiang)各(Ge)板(Ban)折(Zhe)断(Duan)分(Fen)开(Kai)。这(Zhe)种(Zhong)小(Xiao)板(Ban)子(Zi)联(Lian)合(He)组(Zu)装(Zhuang)方(Fang)式(Shi),将(Jiang)来(Lai)会(Hui)愈(Yu)来(Lai)愈(Yu)多(Duo),IC卡(Ka)即(Ji)是(Shi)一(Yi)例(Li)。8、Buried Via Hole 埋(Mai)导(Dao)孔(Kong)指(Zhi)多(Duo)层(Ceng)板(Ban)之(Zhi)局(Ju)部(Bu)导(Dao)通(Tong)孔(Kong),当(Dang)其(Qi)埋(Mai)在(Zai)多(Duo)层(Ceng)板(Ban)内(Nei)部(Bu)层(Ceng)间(Jian)成(Cheng)为(Wei)“内(Nei)通(Tong)孔(Kong)”,且(Qie)未(Wei)与(Yu)外(Wai)层(Ceng)板(Ban)“连(Lian)通(Tong)”者(Zhe),称(Cheng)为(Wei)埋(Mai)导(Dao)孔(Kong)或(Huo)简(Jian)称(Cheng)埋(Mai)孔(Kong)。9、Bus Bar 汇(Hui)电(Dian)杆(Gan)多(Duo)指(Zhi)电(Dian)镀(Du)槽(Cao)上(Shang)的(De)阴(Yin)极(Ji)或(Huo)阳(Yang)极(Ji)杆(Gan)本(Ben)身(Shen),或(Huo)其(Qi)连(Lian)接(Jie)之(Zhi)电(Dian)缆(Lan)而(Er)言(Yan)。另(Ling)在(Zai)“制(Zhi)程(Cheng)中(Zhong)”的(De)电(Dian)路(Lu)板(Ban),其(Qi)金(Jin)手(Shou)指(Zhi)外(Wai)缘(Yuan)接(Jie)近(Jin)板(Ban)边(Bian)处(Chu),原(Yuan)有(You)一(Yi)条(Tiao)连(Lian)通(Tong)用(Yong)的(De)导(Dao)线(Xian)(镀(Du)金(Jin)操(Cao)作(Zuo)时(Shi)须(Xu)被(Bei)遮(Zhe)盖(Gai)),再(Zai)另(Ling)以(Yi)一(Yi)小(Xiao)窄(Zhai)片(Pian)(皆(Jie)为(Wei)节(Jie)省(Sheng)金(Jin)量(Liang)故(Gu)需(Xu)尽(Jin)量(Liang)减(Jian)小(Xiao)其(Qi)面(Mian)积(Ji))与(Yu)各(Ge)手(Shou)指(Zhi)相(Xiang)连(Lian),此(Ci)种(Zhong)导(Dao)电(Dian)用(Yong)的(De)连(Lian)线(Xian)亦(Yi)称(Cheng) Bus Bar。而(Er)在(Zai)各(Ge)单(Dan)独(Du)手(Shou)指(Zhi)与(Yu) Bus Bar 相(Xiang)连(Lian)之(Zhi)小(Xiao)片(Pian)则(Ze)称(Cheng)Shooting Bar。在(Zai)板(Ban)子(Zi)完(Wan)成(Cheng)切(Qie)外(Wai)形(Xing)时(Shi),二(Er)者(Zhe)都(Du)会(Hui)一(Yi)并(Bing)切(Qie)掉(Diao)。10、CAD电(Dian)脑(Nao)辅(Fu)助(Zhu)设(She)计(Ji)Computer Aided Design,是(Shi)利(Li)用(Yong)特(Te)殊(Shu)软(Ruan)体(Ti)及(Ji)硬(Ying)体(Ti),对(Dui)电(Dian)路(Lu)板(Ban)以(Yi)数(Shu)位(Wei)化(Hua)进(Jin)行(Xing)布(Bu)局(Ju)(Layout),并(Bing)以(Yi)光(Guang)学(Xue)绘(Hui)图(Tu)机(Ji)将(Jiang)数(Shu)位(Wei)资(Zi)料(Liao)转(Zhuan)制(Zhi)成(Cheng)原(Yuan)始(Shi)底(Di)片(Pian)。此(Ci)种(Zhong) CAD对(Dui)电(Dian)路(Lu)板(Ban)的(De)制(Zhi)前(Qian)工(Gong)程(Cheng),远(Yuan)比(Bi)人(Ren)工(Gong)方(Fang)式(Shi)更(Geng)为(Wei)精(Jing)确(Que)及(Ji)方(Fang)便(Bian)。11、Center-to-Center Spacing 中(Zhong)心(Xin)间(Jian)距(Ju)指(Zhi)板(Ban)面(Mian)上(Shang)任(Ren)何(He)两(Liang)导(Dao)体(Ti)其(Qi)中(Zhong)心(Xin)到(Dao)中(Zhong)心(Xin)的(De)标(Biao)示(Shi)距(Ju)离(Li)(Nominal Distance)而(Er)言(Yan)。若(Ruo)连(Lian)续(Xu)排(Pai)列(Lie)的(De)各(Ge)导(Dao)体(Ti),而(Er)各(Ge)自(Zi)宽(Kuan)度(Du)及(Ji)间(Jian)距(Ju)又(You)都(Du)相(Xiang)同(Tong)时(Shi)(如(Ru)金(Jin)手(Shou)指(Zhi)的(De)排(Pai)列(Lie)),则(Ze)此(Ci)“中(Zhong)心(Xin)到(Dao)中(Zhong)心(Xin)的(De)间(Jian)距(Ju)”又(You)称(Cheng)为(Wei)节(Jie)距(Ju)(Pitch)。12、Clearance 余(Yu)地(Di)、余(Yu)隙(Xi)、空(Kong)环(Huan)指(Zhi)多(Duo)层(Ceng)板(Ban)之(Zhi)各(Ge)内(Nei)层(Ceng)上(Shang),若(Ruo)不(Bu)欲(Yu)其(Qi)导(Dao)体(Ti)面(Mian)与(Yu)通(Tong)孔(Kong)之(Zhi)孔(Kong)壁(Bi)连(Lian)通(Tong)时(Shi),则(Ze)可(Ke)将(Jiang)通(Tong)孔(Kong)周(Zhou)围(Wei)的(De)铜(Tong)箔(Bo)蚀(Shi)掉(Diao)而(Er)形(Xing)成(Cheng)空(Kong)环(Huan),特(Te)称(Cheng)为(Wei)“空(Kong)环(Huan)”。又(You)外(Wai)层(Ceng)板(Ban)面(Mian)上(Shang)所(Suo)印(Yin)的(De)绿(Lv)漆(Qi)与(Yu)各(Ge)孔(Kong)环(Huan)之(Zhi)间(Jian)的(De)距(Ju)离(Li)也(Ye)称(Cheng)为(Wei) Clearance 。不(Bu)过(Guo)由(You)于(Yu)目(Mu)前(Qian)板(Ban)面(Mian)线(Xian)路(Lu)密(Mi)度(Du)愈(Yu)渐(Jian)提(Ti)高(Gao),使(Shi)得(De)这(Zhe)种(Zhong)绿(Lv)漆(Qi)原(Yuan)有(You)的(De)余(Yu)地(Di)也(Ye)被(Bei)紧(Jin)逼(Bi)到(Dao)几(Ji)近(Jin)于(Yu)无(Wu)了(Liao)。13、Component Hole 零(Ling)件(Jian)孔(Kong)指(Zhi)板(Ban)子(Zi)上(Shang)零(Ling)件(Jian)脚(Jiao)插(Cha)装(Zhuang)的(De)通(Tong)孔(Kong),这(Zhe)种(Zhong)脚(Jiao)孔(Kong)的(De)孔(Kong)径(Jing)平(Ping)均(Jun)在(Zai) 40 mil 左(Zuo)右(You)。现(Xian)在(Zai)SMT盛(Sheng)行(Xing)之(Zhi)后(Hou),大(Da)孔(Kong)径(Jing)的(De)插(Cha)孔(Kong)已(Yi)逐(Zhu)渐(Jian)减(Jian)少(Shao),只(Zhi)剩(Sheng)下(Xia)少(Shao)数(Shu)连(Lian)接(Jie)器(Qi)的(De)金(Jin)针(Zhen)孔(Kong)还(Huan)需(Xu)要(Yao)插(Cha)焊(Han),其(Qi)余(Yu)多(Duo)数(Shu) SMD 零(Ling)件(Jian)都(Du)已(Yi)改(Gai)采(Cai)表(Biao)面(Mian)粘(Zhan)装(Zhuang)了(Liao)。14、Component Side 组(Zu)件(Jian)面(Mian)早(Zao)期(Qi)在(Zai)电(Dian)路(Lu)板(Ban)全(Quan)采(Cai)通(Tong)孔(Kong)插(Cha)装(Zhuang)的(De)时(Shi)代(Dai),零(Ling)件(Jian)一(Yi)定(Ding)是(Shi)要(Yao)装(Zhuang)在(Zai)板(Ban)子(Zi)的(De)正(Zheng)面(Mian),故(Gu)又(You)称(Cheng)其(Qi)正(Zheng)面(Mian)为(Wei)“组(Zu)件(Jian)面(Mian)”。板(Ban)子(Zi)的(De)反(Fan)面(Mian)因(Yin)只(Zhi)供(Gong)波(Bo)焊(Han)的(De)锡(Xi)波(Bo)通(Tong)过(Guo),故(Gu)又(You)称(Cheng)为(Wei)“焊(Han)锡(Xi)面(Mian)”(Soldering Side) 。目(Mu)前(Qian) SMT 的(De)板(Ban)类(Lei)两(Liang)面(Mian)都(Du)要(Yao)粘(Zhan)装(Zhuang)零(Ling)件(Jian),故(Gu)已(Yi)无(Wu)所(Suo)谓(Wei)“组(Zu)件(Jian)面(Mian)“或(Huo)“焊(Han)锡(Xi)面(Mian)”了(Liao),只(Zhi)能(Neng)称(Cheng)为(Wei)正(Zheng)面(Mian)或(Huo)反(Fan)面(Mian)。通(Tong)常(Chang)正(Zheng)面(Mian)会(Hui)印(Yin)有(You)该(Gai)电(Dian)子(Zi)机(Ji)器(Qi)的(De)制(Zhi)造(Zao)厂(Chang)商(Shang)名(Ming)称(Cheng),而(Er)电(Dian)路(Lu)板(Ban)制(Zhi)造(Zao)厂(Chang)的(De) UL 代(Dai)字(Zi)与(Yu)生(Sheng)产(Chan)日(Ri)期(Qi),则(Ze)可(Ke)加(Jia)在(Zai)板(Ban)子(Zi)的(De)反(Fan)面(Mian)。15、Conductor Spacing 导(Dao)体(Ti)间(Jian)距(Ju)指(Zhi)电(Dian)路(Lu)板(Ban)面(Mian)的(De)某(Mou)一(Yi)导(Dao)体(Ti),自(Zi)其(Qi)边(Bian)缘(Yuan)到(Dao)另(Ling)一(Yi)最(Zui)近(Jin)导(Dao)体(Ti)的(De)边(Bian)缘(Yuan),其(Qi)间(Jian)所(Suo)涵(Han)盖(Gai)绝(Jue)缘(Yuan)底(Di)材(Cai)面(Mian)的(De)跨(Kua)距(Ju),即(Ji)谓(Wei)之(Zhi)导(Dao)体(Ti)间(Jian)距(Ju),或(Huo)俗(Su)称(Cheng)为(Wei)间(Jian)距(Ju)。又(You),Conductor 是(Shi)电(Dian)路(Lu)板(Ban)上(Shang)各(Ge)种(Zhong)形(Xing)式(Shi)金(Jin)属(Shu)导(Dao)体(Ti)的(De)泛(Fan)称(Cheng)。16、Contact Area 接(Jie)触(Chu)电(Dian)阻(Zu)在(Zai)电(Dian)路(Lu)板(Ban)上(Shang)是(Shi)专(Zhuan)指(Zhi)金(Jin)手(Shou)指(Zhi)与(Yu)连(Lian)接(Jie)器(Qi)之(Zhi)接(Jie)触(Chu)点(Dian),当(Dang)电(Dian)流(Liu)通(Tong)过(Guo)时(Shi)所(Suo)呈(Cheng)现(Xian)的(De)电(Dian)阻(Zu)之(Zhi)谓(Wei)。为(Wei)了(Liao)减(Jian)少(Shao)金(Jin)属(Shu)表(Biao)面(Mian)氧(Yang)化(Hua)物(Wu)的(De)生(Sheng)成(Cheng),通(Tong)常(Chang)阳(Yang)性(Xing)的(De)金(Jin)手(Shou)指(Zhi)部(Bu)份(Fen),及(Ji)连(Lian)接(Jie)器(Qi)的(De)阴(Yin)性(Xing)卡(Ka)夹(Jia)子(Zi)皆(Jie)需(Xu)镀(Du)以(Yi)金(Jin)属(Shu),以(Yi)抑(Yi)抵(Di)其(Qi)“接(Jie)载(Zai)电(Dian)阻(Zu)”的(De)发(Fa)生(Sheng)。其(Qi)他(Ta)电(Dian)器(Qi)品(Pin)的(De)插(Cha)头(Tou)挤(Ji)入(Ru)插(Cha)座(Zuo)中(Zhong),或(Huo)导(Dao)针(Zhen)与(Yu)其(Qi)接(Jie)座(Zuo)间(Jian)也(Ye)都(Du)有(You)接(Jie)触(Chu)电(Dian)阻(Zu)存(Cun)在(Zai)。17、Corner Mark 板(Ban)角(Jiao)标(Biao)记(Ji)电(Dian)路(Lu)板(Ban)底(Di)片(Pian)上(Shang),常(Chang)在(Zai)四(Si)个(Ge)角(Jiao)落(Luo)处(Chu)留(Liu)下(Xia)特(Te)殊(Shu)的(De)标(Biao)记(Ji)做(Zuo)为(Wei)板(Ban)子(Zi)的(De)实(Shi)际(Ji)边(Bian)界(Jie)。若(Ruo)将(Jiang)此(Ci)等(Deng)标(Biao)记(Ji)的(De)内(Nei)缘(Yuan)连(Lian)线(Xian),即(Ji)为(Wei)完(Wan)工(Gong)板(Ban)轮(Lun)廓(Kuo)外(Wai)围(Wei)(Contour)的(De)界(Jie)线(Xian)。18、Counterboring 定(Ding)深(Shen)扩(Kuo)孔(Kong),埋(Mai)头(Tou)孔(Kong)电(Dian)路(Lu)板(Ban)可(Ke)用(Yong)螺(Luo)丝(Si)锁(Suo)紧(Jin)固(Gu)定(Ding)在(Zai)机(Ji)器(Qi)中(Zhong),这(Zhe)种(Zhong)匹(Pi)配(Pei)的(De)非(Fei)导(Dao)通(Tong)孔(Kong)(NPTH),其(Qi)孔(Kong)口(Kou)须(Xu)做(Zuo)可(Ke)容(Rong)纳(Na)螺(Luo)帽(Mao)的(De)“扩(Kuo)孔(Kong)”,使(Shi)整(Zheng)个(Ge)螺(Luo)丝(Si)能(Neng)沉(Chen)入(Ru)埋(Mai)入(Ru)板(Ban)面(Mian)内(Nei),以(Yi)减(Jian)少(Shao)在(Zai)外(Wai)表(Biao)所(Suo)造(Zao)成(Cheng)的(De)妨(Fang)碍(Ai)。19、Crosshatching 十(Shi)字(Zi)交(Jiao)叉(Cha)区(Qu)电(Dian)路(Lu)板(Ban)面(Mian)上(Shang)某(Mou)些(Xie)大(Da)面(Mian)积(Ji)导(Dao)体(Ti)区(Qu),为(Wei)了(Liao)与(Yu)板(Ban)面(Mian)及(Ji)绿(Lv)漆(Qi)之(Zhi)间(Jian)都(Du)得(De)到(Dao)更(Geng)好(Hao)的(De)附(Fu)着(Zhuo)力(Li)起(Qi)见(Jian),常(Chang)将(Jiang)感(Gan)部(Bu)份(Fen)铜(Tong)面(Mian)转(Zhuan)掉(Diao),而(Er)留(Liu)下(Xia)多(Duo)条(Tiao)纵(Zong)横(Heng)交(Jiao)叉(Cha)的(De)十(Shi)字(Zi)线(Xian),如(Ru)网(Wang)球(Qiu)拍(Pai)的(De)结(Jie)构(Gou)一(Yi)样(Yang),如(Ru)此(Ci)将(Jiang)可(Ke)化(Hua)解(Jie)掉(Diao)大(Da)面(Mian)积(Ji)铜(Tong)箔(Bo),因(Yin)热(Re)膨(Peng)胀(Zhang)而(Er)存(Cun)在(Zai)的(De)浮(Fu)离(Li)危(Wei)机(Ji)。其(Qi)蚀(Shi)刻(Ke)所(Suo)得(De)十(Shi)字(Zi)图(Tu)形(Xing)称(Cheng)为(Wei) Crosshatch,而(Er)这(Zhe)种(Zhong)改(Gai)善(Shan)的(De)做(Zuo)法(Fa)则(Ze)称(Cheng)为(Wei) Crosshatching。20、Countersinking 锥(Zhui)型(Xing)扩(Kuo)孔(Kong),喇(La)叭(Ba)是(Shi)另(Ling)一(Yi)种(Zhong)锁(Suo)紧(Jin)用(Yong)的(De)螺(Luo)丝(Si)孔(Kong),多(Duo)用(Yong)在(Zai)木(Mu)工(Gong)家(Jia)俱(Ju)上(Shang),较(Jiao)少(Shao)出(Chu)现(Xian)精(Jing)密(Mi)电(Dian)子(Zi)工(Gong)业(Ye)中(Zhong)。21、Crossection Area 截(Jie)面(Mian)积(Ji)电(Dian)路(Lu)板(Ban)上(Shang)线(Xian)路(Lu)截(Jie)面(Mian)积(Ji)的(De)大(Da)小(Xiao),会(Hui)直(Zhi)接(Jie)影(Ying)响(Xiang)其(Qi)载(Zai)流(Liu)能(Neng)力(Li),故(Gu)设(She)计(Ji)时(Shi)即(Ji)应(Ying)首(Shou)先(Xian)列(Lie)入(Ru)见(Jian),常(Chang)将(Jiang)感(Gan)部(Bu)份(Fen)铜(Tong)面(Mian)转(Zhuan)掉(Diao),而(Er)留(Liu)下(Xia)多(Duo)条(Tiao)纵(Zong)横(Heng)交(Jiao)叉(Cha)的(De)十(Shi)字(Zi)线(Xian),如(Ru)网(Wang)球(Qiu)拍(Pai)的(De)结(Jie)构(Gou)一(Yi)样(Yang),如(Ru)此(Ci)将(Jiang)可(Ke)化(Hua)解(Jie)掉(Diao)大(Da)面(Mian)积(Ji)铜(Tong)箔(Bo),因(Yin)热(Re)膨(Peng)胀(Zhang)而(Er)存(Cun)在(Zai)的(De)浮(Fu)离(Li)危(Wei)机(Ji)。其(Qi)蚀(Shi)刻(Ke)所(Suo)得(De)十(Shi)字(Zi)图(Tu)形(Xing)称(Cheng)为(Wei) Crosshatch,而(Er)这(Zhe)种(Zhong)改(Gai)善(Shan)的(De)做(Zuo)法(Fa)则(Ze)称(Cheng)为(Wei) Crosshatching。22、Current-Carrying Capability 载(Zai)流(Liu)能(Neng)力(Li)指(Zhi)板(Ban)子(Zi)上(Shang)的(De)导(Dao)线(Xian),在(Zai)指(Zhi)定(Ding)的(De)情(Qing)况(Kuang)下(Xia)能(Neng)够(Gou)连(Lian)续(Xu)通(Tong)过(Guo)最(Zui)大(Da)的(De)电(Dian)流(Liu)强(Qiang)度(Du)(安(An)培(Pei)),而(Er)尚(Shang)不(Bu)致(Zhi)引(Yin)起(Qi)电(Dian)路(Lu)板(Ban)在(Zai)电(Dian)性(Xing)及(Ji)机(Ji)械(Xie)性(Xing)质(Zhi)上(Shang)的(De)劣(Lie)化(Hua) (Degradation),此(Ci)最(Zui)大(Da)电(Dian)流(Liu)的(De)安(An)培(Pei)数(Shu),即(Ji)为(Wei)该(Gai)线(Xian)路(Lu)的(De)“载(Zai)流(Liu)能(Neng)力(Li)”。23、Datum Reference 基(Ji)准(Zhun)参(Can)考(Kao)在(Zai) PCB 制(Zhi)造(Zao)及(Ji)检(Jian)验(Yan)的(De)过(Guo)程(Cheng)中(Zhong),为(Wei)了(Liao)能(Neng)将(Jiang)底(Di)片(Pian)图(Tu)形(Xing)在(Zai)板(Ban)面(Mian)上(Shang)得(De)以(Yi)正(Zheng)确(Que)定(Ding)位(Wei)起(Qi)见(Jian),特(Te)选(Xuan)定(Ding)某(Mou)一(Yi)点(Dian)、线(Xian),或(Huo)孔(Kong)面(Mian)做(Zuo)为(Wei)其(Qi)图(Tu)形(Xing)的(De)基(Ji)准(Zhun)参(Can)考(Kao),称(Cheng)为(Wei) Datum Point,Datum Line,或(Huo)称(Cheng) Datum Level(Plane),亦(Yi)称(Cheng) Datum Hole。24、Dummy Land 假(Jia)焊(Han)垫(Dian)组(Zu)装(Zhuang)时(Shi)为(Wei)了(Liao)牵(Qian)就(Jiu)既(Ji)有(You)零(Ling)件(Jian)的(De)高(Gao)度(Du),某(Mou)些(Xie)零(Ling)件(Jian)肚(Du)子(Zi)下(Xia)的(De)板(Ban)面(Mian)需(Xu)加(Jia)以(Yi)垫(Dian)高(Gao),使(Shi)点(Dian)胶(Jiao)能(Neng)拥(Yong)有(You)更(Geng)好(Hao)的(De)接(Jie)着(Zhuo)力(Li),一(Yi)般(Ban)可(Ke)利(Li)用(Yong)电(Dian)路(Lu)板(Ban)的(De)蚀(Shi)刻(Ke)技(Ji)术(Shu),刻(Ke)意(Yi)在(Zai)该(Gai)处(Chu)留(Liu)下(Xia)不(Bu)接(Jie)脚(Jiao)不(Bu)通(Tong)电(Dian)而(Er)只(Zhi)做(Zuo)垫(Dian)高(Gao)用(Yong)的(De)“假(Jia)铜(Tong)垫(Dian)”,谓(Wei)之(Zhi) Dummy Land。不(Bu)过(Guo)有(You)时(Shi)板(Ban)面(Mian)上(Shang)因(Yin)设(She)计(Ji)不(Bu)良(Liang),会(Hui)出(Chu)现(Xian)大(Da)面(Mian)积(Ji)无(Wu)铜(Tong)层(Ceng)的(De)底(Di)材(Cai)面(Mian),分(Fen)布(Bu)着(Zhuo)少(Shao)许(Xu)的(De)通(Tong)孔(Kong)或(Huo)线(Xian)路(Lu)。为(Wei)了(Liao)避(Bi)免(Mian)该(Gai)等(Deng)独(Du)立(Li)导(Dao)体(Ti)在(Zai)镀(Du)铜(Tong)时(Shi)过(Guo)度(Du)的(De)电(Dian)流(Liu)集(Ji)中(Zhong),而(Er)发(Fa)生(Sheng)各(Ge)种(Zhong)缺(Que)失(Shi)起(Qi)见(Jian),也(Ye)可(Ke)增(Zeng)加(Jia)一(Yi)些(Xie)无(Wu)功(Gong)能(Neng)的(De)假(Jia)垫(Dian)或(Huo)假(Jia)线(Xian),在(Zai)电(Dian)镀(Du)时(Shi)分(Fen)摊(Tan)掉(Diao)一(Yi)些(Xie)电(Dian)流(Liu),让(Rang)少(Shao)许(Xu)独(Du)立(Li)导(Dao)体(Ti)的(De)电(Dian)流(Liu)密(Mi)度(Du)不(Bu)至(Zhi)太(Tai)高(Gao),这(Zhe)些(Xie)铜(Tong)面(Mian)亦(Yi)称(Cheng)为(Wei) Dummy Conductors。25、Edge Spacing板(Ban)边(Bian)空(Kong)地(Di)指(Zhi)由(You)板(Ban)边(Bian)到(Dao)距(Ju)其(Qi)“最(Zui)近(Jin)导(Dao)体(Ti)线(Xian)路(Lu)”之(Zhi)间(Jian)的(De)空(Kong)地(Di),此(Ci)段(Duan)空(Kong)地(Di)的(De)目(Mu)的(De)是(Shi)在(Zai)避(Bi)免(Mian)因(Yin)导(Dao)体(Ti)太(Tai)靠(Kao)近(Jin)板(Ban)边(Bian),而(Er)可(Ke)能(Neng)与(Yu)机(Ji)器(Qi)其(Qi)他(Ta)部(Bu)份(Fen)发(Fa)生(Sheng)短(Duan)路(Lu)的(De)问(Wen)题(Ti),美(Mei)国(Guo)UL之(Zhi)安(An)全(Quan)认(Ren)证(Zheng),对(Dui)此(Ci)项(Xiang)目(Mu)特(Te)别(Bie)讲(Jiang)究(Jiu)。一(Yi)般(Ban)板(Ban)材(Cai)之(Zhi)白(Bai)边(Bian)分(Fen)层(Ceng)等(Deng)缺(Que)点(Dian)不(Bu)可(Ke)渗(Shen)入(Ru)此(Ci)“边(Bian)地(Di)”宽(Kuan)度(Du)的(De)一(Yi)半(Ban)。26、Edge-Board contact板(Ban)边(Bian)金(Jin)手(Shou)指(Zhi)是(Shi)整(Zheng)片(Pian)板(Ban)子(Zi)对(Dui)外(Wai)联(Lian)络(Luo)的(De)出(Chu)口(Kou),通(Tong)常(Chang)多(Duo)设(She)板(Ban)边(Bian)上(Shang)下(Xia)对(Dui)称(Cheng)的(De)两(Liang)面(Mian)上(Shang),可(Ke)插(Cha)接(Jie)于(Yu)所(Suo)匹(Pi)配(Pei)的(De)板(Ban)边(Bian)连(Lian)接(Jie)器(Qi)中(Zhong)。27、Fan Out Wiring/Fan in Wiring扇(Shan)出(Chu)布(Bu)线(Xian)/扇(Shan)入(Ru)布(Bu)线(Xian)指(Zhi)QFP四(Si)周(Zhou)焊(Han)垫(Dian)所(Suo)引(Yin)出(Chu)的(De)线(Xian)路(Lu)与(Yu)通(Tong)孔(Kong)等(Deng)导(Dao)体(Ti),使(Shi)焊(Han)妥(Tuo)零(Ling)件(Jian)能(Neng)与(Yu)电(Dian)路(Lu)板(Ban)完(Wan)成(Cheng)互(Hu)连(Lian)的(De)工(Gong)作(Zuo)。由(You)于(Yu)矩(Ju)形(Xing)焊(Han)垫(Dian)排(Pai)列(Lie)非(Fei)常(Chang)紧(Jin)密(Mi),故(Gu)其(Qi)对(Dui)外(Wai)联(Lian)络(Luo)必(Bi)须(Xu)利(Li)用(Yong)矩(Ju)垫(Dian)方(Fang)圈(Quan)内(Nei)或(Huo)矩(Ju)垫(Dian)方(Fang)圈(Quan)外(Wai)的(De)空(Kong)地(Di),以(Yi)扇(Shan)形(Xing)方(Fang)式(Shi)布(Bu)线(Xian),谓(Wei)之(Zhi)“扇(Shan)出(Chu)”或(Huo)“扇(Shan)入(Ru)”。更(Geng)轻(Qing)薄(Bao)短(Duan)小(Xiao)的(De)密(Mi)集(Ji)PCB,可(Ke)在(Zai)外(Wai)层(Ceng)多(Duo)安(An)置(Zhi)一(Yi)些(Xie)焊(Han)垫(Dian)以(Yi)承(Cheng)接(Jie)较(Jiao)多(Duo)零(Ling)件(Jian),而(Er)将(Jiang)互(Hu)连(Lian)所(Suo)需(Xu)的(De)布(Bu)线(Xian)藏(Cang)到(Dao)下(Xia)一(Yi)层(Ceng)去(Qu)。其(Qi)不(Bu)同(Tong)层(Ceng)次(Ci)间(Jian)焊(Han)垫(Dian)与(Yu)引(Yin)线(Xian)的(De)衔(Xian)接(Jie),是(Shi)以(Yi)垫(Dian)内(Nei)的(De)盲(Mang)孔(Kong)直(Zhi)接(Jie)连(Lian)通(Tong),无(Wu)须(Xu)再(Zai)做(Zuo)扇(Shan)出(Chu)扇(Shan)入(Ru)式(Shi)布(Bu)线(Xian),目(Mu)前(Qian)许(Xu)多(Duo)高(Gao)功(Gong)能(Neng)小(Xiao)型(Xing)无(Wu)线(Xian)电(Dian)话(Hua)的(De)手(Shou)机(Ji)板(Ban),即(Ji)采(Cai)此(Ci)种(Zhong)新(Xin)式(Shi)的(De)叠(Die)层(Ceng)与(Yu)布(Bu)线(Xian)法(Fa)。28、Fiducial Mark 光(Guang)学(Xue)靶(Ba)标(Biao),基(Ji)准(Zhun)讯(Xun)号(Hao)在(Zai)板(Ban)面(Mian)上(Shang)为(Wei)了(Liao)下(Xia)游(You)组(Zu)装(Zhuang),方(Fang)便(Bian)其(Qi)视(Shi)觉(Jue)辅(Fu)助(Zhu)系(Xi)统(Tong)作(Zuo)业(Ye)起(Qi)见(Jian),常(Chang)大(Da)型(Xing)IC于(Yu)板(Ban)面(Mian)组(Zu)装(Zhuang)位(Wei)置(Zhi)各(Ge)焊(Han)垫(Dian)外(Wai)缘(Yuan)的(De)空(Kong)地(Di)上(Shang),在(Zai)其(Qi)右(You)上(Shang)及(Ji)左(Zuo)下(Xia)各(Ge)加(Jia)一(Yi)个(Ge)三(San)角(Jiao)的(De)“光(Guang)学(Xue)靶(Ba)标(Biao)”,以(Yi)协(Xie)助(Zhu)放(Fang)置(Zhi)机(Ji)进(Jin)行(Xing)光(Guang)学(Xue)定(Ding)位(Wei),便(Bian)是(Shi)一(Yi)例(Li)。而(Er)PCB制(Zhi)程(Cheng)为(Wei)了(Liao)底(Di)片(Pian)与(Yu)板(Ban)面(Mian)在(Zai)方(Fang)位(Wei)上(Shang)的(De)对(Dui)准(Zhun),也(Ye)常(Chang)加(Jia)有(You)两(Liang)枚(Mei)以(Yi)上(Shang)的(De)基(Ji)准(Zhun)记(Ji)号(Hao)。29、Fillet内(Nei)圆(Yuan)填(Tian)角(Jiao)指(Zhi)两(Liang)平(Ping)面(Mian)或(Huo)两(Liang)直(Zhi)线(Xian),在(Zai)其(Qi)垂(Chui)直(Zhi)交(Jiao)点(Dian)处(Chu)所(Suo)补(Bu)填(Tian)的(De)弧(Hu)形(Xing)物(Wu)而(Er)言(Yan)。在(Zai)电(Dian)路(Lu)板(Ban)中(Zhong)常(Chang)指(Zhi)零(Ling)件(Jian)引(Yin)脚(Jiao)之(Zhi)焊(Han)点(Dian),或(Huo)板(Ban)面(Mian)T形(Xing)或(Huo)L形(Xing)线(Xian)路(Lu)其(Qi)交(Jiao)点(Dian)等(Deng)之(Zhi)内(Nei)圆(Yuan)填(Tian)补(Bu),以(Yi)增(Zeng)强(Qiang)该(Gai)处(Chu)的(De)机(Ji)械(Xie)强(Qiang)及(Ji)电(Dian)流(Liu)流(Liu)通(Tong)的(De)方(Fang)便(Bian)。30、Film 底(Di)片(Pian)指(Zhi)已(Yi)有(You)线(Xian)路(Lu)图(Tu)形(Xing)的(De)软(Ruan)片(Pian)而(Er)言(Yan)。通(Tong)常(Chang)厚(Hou)度(Du)有(You)7mil及(Ji)4mil两(Liang)种(Zhong),其(Qi)感(Gan)光(Guang)的(De)药(Yao)膜(Mo)有(You)黑(Hei)白(Bai)的(De)卤(Lu)化(Hua)银(Yin),及(Ji)棕(Zong)色(Se)或(Huo)其(Qi)他(Ta)颜(Yan)色(Se)的(De)偶(Ou)氮(Dan)化(Hua)合(He)物(Wu),此(Ci)词(Ci)亦(Yi)称(Cheng)为(Wei)Artwork。31、Fine Line 细(Xi)线(Xian)按(An)目(Mu)前(Qian)的(De)技(Ji)术(Shu)水(Shui)准(Zhun),孔(Kong)间(Jian)四(Si)条(Tiao)线(Xian)或(Huo)平(Ping)均(Jun)线(Xian)宽(Kuan)在(Zai)5~6mil以(Yi)下(Xia)者(Zhe),称(Cheng)为(Wei)细(Xi)线(Xian)。32、Fine Pitch密(Mi)脚(Jiao)距(Ju),密(Mi)线(Xian)距(Ju),密(Mi)垫(Dian)距(Ju)凡(Fan)脚(Jiao)距(Ju)(Lead Pitch)等(Deng)于(Yu)或(Huo)小(Xiao)于(Yu) 0.635mm(25mil)者(Zhe),称(Cheng)为(Wei)密(Mi)距(Ju)。33、Finger 手(Shou)指(Zhi)(板(Ban)边(Bian)连(Lian)续(Xu)排(Pai)列(Lie)接(Jie)点(Dian))在(Zai)电(Dian)路(Lu)板(Ban)上(Shang)为(Wei)能(Neng)使(Shi)整(Zheng)片(Pian)组(Zu)装(Zhuang)板(Ban)的(De)功(Gong)能(Neng)得(De)以(Yi)对(Dui)外(Wai)联(Lian)络(Luo)起(Qi)见(Jian),可(Ke)采(Cai)用(Yong)板(Ban)边(Bian)“阳(Yang)式(Shi)“的(De)镀(Du)金(Jin)连(Lian)续(Xu)接(Jie)点(Dian),以(Yi)插(Cha)夹(Jia)在(Zai)另(Ling)一(Yi)系(Xi)统(Tong)”阴(Yin)式(Shi)“连(Lian)续(Xu)的(De)承(Cheng)接(Jie)器(Qi)上(Shang),使(Shi)能(Neng)达(Da)到(Dao)系(Xi)统(Tong)间(Jian)相(Xiang)互(Hu)连(Lian)通(Tong)的(De)目(Mu)的(De)。Finger的(De)正(Zheng)式(Shi)名(Ming)称(Cheng)是(Shi)“Edge-Board Contact"。34、Finishing 终(Zhong)饰(Shi)、终(Zhong)修(Xiu)指(Zhi)各(Ge)种(Zhong)制(Zhi)成(Cheng)品(Pin)在(Zai)外(Wai)观(Guan)上(Shang)的(De)最(Zui)后(Hou)修(Xiu)饰(Shi)或(Huo)修(Xiu)整(Zheng)工(Gong)作(Zuo),使(Shi)产(Chan)品(Pin)更(Geng)具(Ju)美(Mei)观(Guan)、保(Bao)护(Hu),及(Ji)质(Zhi)感(Gan)的(De)目(Mu)的(De)。Metal Finishing特(Te)指(Zhi)金(Jin)属(Shu)零(Ling)件(Jian)或(Huo)制(Zhi)品(Pin),其(Qi)外(Wai)表(Biao)上(Shang)为(Wei)加(Jia)强(Qiang)防(Fang)蚀(Shi)功(Gong)能(Neng)及(Ji)观(Guan)而(Er)特(Te)别(Bie)加(Jia)做(Zuo)的(De)处(Chu)理(Li)层(Ceng)而(Er)言(Yan),如(Ru)各(Ge)种(Zhong)电(Dian)镀(Du)层(Ceng)、阳(Yang)极(Ji)处(Chu)理(Li)皮(Pi)膜(Mo)、有(You)机(Ji)物(Wu)或(Huo)无(Wu)机(Ji)物(Wu)之(Zhi)涂(Tu)装(Zhuang)等(Deng),皆(Jie)属(Shu)之(Zhi)。35、Form-to-List 布(Bu)线(Xian)说(Shuo)明(Ming)清(Qing)单(Dan)是(Shi)一(Yi)种(Zhong)指(Zhi)示(Shi)各(Ge)种(Zhong)布(Bu)线(Xian)体(Ti)系(Xi)的(De)书(Shu)面(Mian)说(Shuo)明(Ming)清(Qing)单(Dan)。36、Gerber Date,Gerber File 格(Ge)博(Bo)档(Dang)案(An)是(Shi)美(Mei)商(Shang) Gerber 公(Gong)司(Si)专(Zhuan)为(Wei)电(Dian)路(Lu)板(Ban)面(Mian)线(Xian)路(Lu)图(Tu)形(Xing)与(Yu)孔(Kong)位(Wei),所(Suo)发(Fa)展(Zhan)一(Yi)系(Xi)列(Lie)完(Wan)整(Zheng)的(De)软(Ruan)体(Ti)档(Dang)案(An)。设(She)计(Ji)者(Zhe)或(Huo)买(Mai)板(Ban)子(Zi)的(De)公(Gong)司(Si),可(Ke)将(Jiang)某(Mou)一(Yi)料(Liao)号(Hao)的(De)全(Quan)部(Bu)图(Tu)形(Xing)资(Zi)料(Liao)转(Zhuan)变(Bian)成(Cheng) Gerber File(正(Zheng)式(Shi)学(Xue)名(Ming)是(Shi)“RS 274 格(Ge)式(Shi)”),经(Jing)由(You)Modem 直(Zhi)接(Jie)传(Chuan)送(Song)到(Dao) PCB 制(Zhi)造(Zao)者(Zhe)手(Shou)中(Zhong),然(Ran)后(Hou)从(Cong)其(Qi)自(Zi)备(Bei)的(De) CAM 中(Zhong)输(Shu)出(Chu),再(Zai)配(Pei)合(He)雷(Lei)射(She)绘(Hui)图(Tu)机(Ji)(Laser Plotter)的(De)运(Yun)作(Zuo)下(Xia),而(Er)得(De)到(Dao)钻(Zuan)孔(Kong)、测(Ce)试(Shi)、线(Xian)路(Lu)底(Di)片(Pian)、绿(Lv)漆(Qi)底(Di)片(Pian)…甚(Shen)至(Zhi)下(Xia)游(You)组(Zu)装(Zhuang)等(Deng)具(Ju)体(Ti)作(Zuo)业(Ye)资(Zi)料(Liao),使(Shi)得(De) PCB制(Zhi)造(Zao)者(Zhe)可(Ke)立(Li)即(Ji)从(Cong)事(Shi)打(Da)样(Yang)或(Huo)生(Sheng)产(Chan),节(Jie)省(Sheng)许(Xu)多(Duo)沟(Gou)通(Tong)及(Ji)等(Deng)待(Dai)的(De)时(Shi)间(Jian)。此(Ci)种(Zhong)电(Dian)路(Lu)板(Ban)“制(Zhi)前(Qian)工(Gong)程(Cheng)”各(Ge)种(Zhong)资(Zi)料(Liao)的(De)电(Dian)脑(Nao)软(Ruan)体(Ti),目(Mu)前(Qian)全(Quan)球(Qiu)业(Ye)界(Jie)中(Zhong)皆(Jie)以(Yi) Gerber File为(Wei)标(Biao)准(Zhun)作(Zuo)业(Ye)。此(Ci)外(Wai)尚(Shang)有(You) IPC-D-350D 另(Ling)一(Yi)套(Tao)软(Ruan)体(Ti)的(De)开(Kai)发(Fa),但(Dan)目(Mu)前(Qian)仍(Reng)未(Wei)见(Jian)广(Guang)用(Yong)。37、Grid 标(Biao)准(Zhun)格(Ge)指(Zhi)电(Dian)路(Lu)板(Ban)布(Bu)线(Xian)图(Tu)形(Xing)时(Shi)的(De)基(Ji)本(Ben)经(Jing)纬(Wei)方(Fang)格(Ge)而(Er)言(Yan),早(Zao)期(Qi)长(Chang)宽(Kuan)格(Ge)距(Ju)各(Ge)为(Wei) 100 mil,那(Na)是(Shi)以(Yi)“积(Ji)体(Ti)电(Dian)路(Lu)”(IC)引(Yin)脚(Jiao)的(De)脚(Jiao)距(Ju)为(Wei)参(Can)考(Kao)而(Er)定(Ding)的(De),目(Mu)前(Qian)密(Mi)集(Ji)组(Zu)装(Zhuang)已(Yi)使(Shi)得(De)此(Ci)种(Zhong)Grid 再(Zai)逼(Bi)近(Jin)到(Dao) 50 mil 甚(Shen)至(Zhi) 25 mil。座(Zuo)落(Luo)在(Zai)格(Ge)子(Zi)交(Jiao)点(Dian)上(Shang)则(Ze)称(Cheng)为(Wei) On Grid。38、Ground Plane Clearance 接(Jie)地(Di)空(Kong)环(Huan)“积(Ji)体(Ti)电(Dian)路(Lu)器(Qi)”不(Bu)管(Guan)是(Shi)传(Chuan)统(Tong) IC 或(Huo)是(Shi) VLSI ,其(Qi)接(Jie)地(Di)脚(Jiao)或(Huo)电(Dian)压(Ya)脚(Jiao),与(Yu)其(Qi)接(Jie)地(Di)层(Ceng)(GND)或(Huo)接(Jie)电(Dian)压(Ya)层(Ceng)(Vcc)的(De)脚(Jiao)孔(Kong)接(Jie)通(Tong)后(Hou),再(Zai)以(Yi)“一(Yi)字(Zi)桥(Qiao)”或(Huo)“十(Shi)字(Zi)桥(Qiao)”与(Yu)外(Wai)面(Mian)的(De)大(Da)铜(Tong)面(Mian)进(Jin)行(Xing)互(Hu)连(Lian)。至(Zhi)于(Yu)穿(Chuan)层(Ceng)而(Er)过(Guo)完(Wan)全(Quan)不(Bu)接(Jie)大(Da)铜(Tong)面(Mian)的(De)通(Tong)孔(Kong),则(Ze)必(Bi)须(Xu)取(Qu)消(Xiao)任(Ren)何(He)桥(Qiao)梁(Liang)而(Er)与(Yu)外(Wai)地(Di)隔(Ge)绝(Jue)。又(You)为(Wei)了(Liao)避(Bi)免(Mian)因(Yin)受(Shou)热(Re)而(Er)变(Bian)形(Xing)起(Qi)见(Jian),通(Tong)孔(Kong)与(Yu)大(Da)铜(Tong)面(Mian)之(Zhi)间(Jian)必(Bi)须(Xu)留(Liu)出(Chu)膨(Peng)胀(Zhang)所(Suo)需(Xu)的(De)伸(Shen)缩(Suo)空(Kong)环(Huan)(Clearance Ring,即(Ji)图(Tu)中(Zhong)之(Zhi)白(Bai)环(Huan))。因(Yin)而(Er)可(Ke)从(Cong)已(Yi)知(Zhi)引(Yin)脚(Jiao)所(Suo)接(Jie)连(Lian)的(De)层(Ceng)次(Ci),即(Ji)可(Ke)判(Pan)断(Duan)出(Chu)到(Dao)底(Di)是(Shi) GND 或(Huo) Vcc 了(Liao)。一(Yi)般(Ban)通(Tong)孔(Kong)制(Zhi)作(Zuo)若(Ruo)各(Ge)站(Zhan)管(Guan)理(Li)不(Bu)善(Shan)的(De)话(Hua),将(Jiang)会(Hui)发(Fa)生(Sheng)“粉(Fen)红(Hong)圈(Quan)”,但(Dan)此(Ci)种(Zhong)粉(Fen)红(Hong)圈(Quan)只(Zhi)应(Ying)出(Chu)现(Xian)在(Zai)空(Kong)环(Huan)(Clearance Ring)以(Yi)内(Nei)的(De)孔(Kong)环(Huan)(Annular Ring)上(Shang),而(Er)不(Bu)应(Ying)该(Gai)越(Yue)过(Guo)空(Kong)环(Huan)任(Ren)凭(Ping)其(Qi)渗(Shen)透(Tou)到(Dao)大(Da)地(Di)上(Shang),那(Na)样(Yang)就(Jiu)太(Tai)过(Guo)份(Fen)了(Liao)。39、Ground plane(or Earth Plane)接(Jie)地(Di)层(Ceng)是(Shi)属(Shu)于(Yu)多(Duo)层(Ceng)板(Ban)内(Nei)层(Ceng)的(De)一(Yi)种(Zhong)板(Ban)面(Mian),通(Tong)常(Chang)多(Duo)层(Ceng)板(Ban)的(De)一(Yi)层(Ceng)线(Xian)路(Lu)层(Ceng),需(Xu)要(Yao)搭(Da)配(Pei)一(Yi)层(Ceng)大(Da)铜(Tong)面(Mian)的(De)接(Jie)地(Di)层(Ceng),以(Yi)当(Dang)成(Cheng)众(Zhong)多(Duo)零(Ling)件(Jian)公(Gong)共(Gong)回(Hui)路(Lu)的(De)接(Jie)地(Di)、遮(Zhe)蔽(Bi)(Shielding) 、以(Yi)及(Ji)散(San)热(Re)(Heatsinking)之(Zhi)用(Yong)。以(Yi)传(Chuan)统(Tong) TTL 逻(Luo)辑(Ji)双(Shuang)排(Pai)脚(Jiao)的(De) IC 为(Wei)例(Li),从(Cong)其(Qi)正(Zheng)面(Mian)(背(Bei)面(Mian))观(Guan)看(Kan)时(Shi),以(Yi)其(Qi)一(Yi)端(Duan)之(Zhi)缺(Que)口(Kou)记(Ji)号(Hao)朝(Chao)上(Shang),其(Qi)左(Zuo)边(Bian)即(Ji)为(Wei)第(Di)一(Yi)只(Zhi)脚(Jiao)(通(Tong)常(Chang)在(Zai)第(Di)一(Yi)脚(Jiao)旁(Pang)的(De)本(Ben)体(Ti)也(Ye)会(Hui)打(Da)上(Shang)一(Yi)个(Ge)小(Xiao)凹(Ao)陷(Xian)或(Huo)白(Bai)点(Dian)作(Zuo)为(Wei)识(Shi)别(Bie)),按(An)顺(Shun)序(Xu)数(Shu)到(Dao)该(Gai)排(Pai)的(De)最(Zui)后(Hou)一(Yi)脚(Jiao)即(Ji)为(Wei)“接(Jie)地(Di)脚(Jiao)”。再(Zai)按(An)反(Fan)时(Shi)针(Zhen)方(Fang)向(Xiang)数(Shu)到(Dao)另(Ling)一(Yi)排(Pai)最(Zui)后(Hou)一(Yi)脚(Jiao),就(Jiu)是(Shi)要(Yao)接(Jie)电(Dian)压(Ya)层(Ceng)(Power Plane)的(De)引(Yin)脚(Jiao)。40、Hole Density 孔(Kong)数(Shu)密(Mi)度(Du)指(Zhi)板(Ban)子(Zi)在(Zai)单(Dan)位(Wei)面(Mian)积(Ji)中(Zhong)所(Suo)钻(Zuan)的(De)孔(Kong)数(Shu)而(Er)言(Yan)。41、Indexing Hole 基(Ji)准(Zhun)孔(Kong)、参(Can)考(Kao)孔(Kong)指(Zhi)电(Dian)路(Lu)板(Ban)于(Yu)制(Zhi)造(Zao)中(Zhong)在(Zai)板(Ban)角(Jiao)或(Huo)板(Ban)边(Bian)先(Xian)行(Xing)钻(Zuan)出(Chu)某(Mou)些(Xie)工(Gong)具(Ju)孔(Kong),以(Yi)当(Dang)成(Cheng)其(Qi)他(Ta)影(Ying)像(Xiang)转(Zhuan)移(Yi)、钻(Zuan)孔(Kong)、或(Huo)切(Qie)外(Wai)形(Xing),以(Yi)及(Ji)压(Ya)合(He)制(Zhi)程(Cheng)的(De)基(Ji)本(Ben)参(Can)考(Kao)点(Dian),称(Cheng)为(Wei) Indexing Hole。其(Qi)他(Ta)尚(Shang)有(You) Indexing Edge、Slot、Notch 等(Deng)类(Lei)似(Si)术(Shu)语(Yu)。42、Inspection Overlay 套(Tao)检(Jian)底(Di)片(Pian)是(Shi)采(Cai)用(Yong)半(Ban)透(Tou)明(Ming)的(De)线(Xian)路(Lu)阴(Yin)片(Pian)或(Huo)阳(Yang)片(Pian)(如(Ru) Diazo之(Zhi)棕(Zong)片(Pian)、绿(Lv)片(Pian)或(Huo)蓝(Lan)片(Pian)等(Deng)),可(Ke)用(Yong)以(Yi)套(Tao)准(Zhun)在(Zai)板(Ban)面(Mian)上(Shang)做(Zuo)为(Wei)对(Dui)照(Zhao)目(Mu)检(Jian)的(De)工(Gong)具(Ju),此(Ci)法(Fa)可(Ke)用(Yong)于(Yu)“首(Shou)批(Pi)试(Shi)产(Chan)品(Pin)”(First Article)之(Zhi)目(Mu)检(Jian)用(Yong)途(Tu)。43、Key 钥(Yue)槽(Cao),电(Dian)键(Jian)前(Qian)者(Zhe)在(Zai)电(Dian)路(Lu)板(Ban)上(Shang)是(Shi)指(Zhi)金(Jin)手(Shou)指(Zhi)区(Qu)某(Mou)一(Yi)位(Wei)置(Zhi)的(De)开(Kai)槽(Cao)缺(Que)口(Kou),目(Mu)的(De)是(Shi)为(Wei)了(Liao)与(Yu)另(Ling)一(Yi)具(Ju)阴(Yin)性(Xing)连(Lian)接(Jie)器(Qi)得(De)以(Yi)匹(Pi)配(Pei),在(Zai)插(Cha)接(Jie)时(Shi)不(Bu)致(Zhi)弄(Nong)反(Fan)的(De)一(Yi)种(Zhong)防(Fang)呆(Dai)设(She)计(Ji),称(Cheng)为(Wei) Keying Slot。后(Hou)者(Zhe)是(Shi)指(Zhi)有(You)弹(Dan)簧(Huang)接(Jie)点(Dian)的(De)密(Mi)封(Feng)触(Chu)控(Kong)式(Shi)按(An)键(Jian),可(Ke)做(Zuo)为(Wei)电(Dian)讯(Xun)的(De)快(Kuai)速(Su)接(Jie)通(Tong)及(Ji)跳(Tiao)开(Kai)之(Zhi)用(Yong)。44、Land 孔(Kong)环(Huan)焊(Han)垫(Dian)、表(Biao)面(Mian)(方(Fang)型(Xing))焊(Han)垫(Dian)早(Zao)期(Qi)尚(Shang)未(Wei)推(Tui)出(Chu) SMT 之(Zhi)前(Qian),传(Chuan)统(Tong)零(Ling)件(Jian)以(Yi)其(Qi)脚(Jiao)插(Cha)孔(Kong)焊(Han)接(Jie)时(Shi),其(Qi)外(Wai)层(Ceng)板(Ban)面(Mian)的(De)孔(Kong)环(Huan),除(Chu)须(Xu)做(Zuo)为(Wei)导(Dao)电(Dian)互(Hu)连(Lian)之(Zhi)中(Zhong)继(Ji)站(Zhan)(Terminal)外(Wai),尚(Shang)可(Ke)与(Yu)引(Yin)脚(Jiao)形(Xing)成(Cheng)强(Qiang)固(Gu)的(De)锥(Zhui)形(Xing)焊(Han)点(Dian)。后(Hou)来(Lai)表(Biao)面(Mian)粘(Zhan)装(Zhuang)盛(Sheng)行(Xing),所(Suo)改(Gai)采(Cai)的(De)板(Ban)面(Mian)方(Fang)型(Xing)焊(Han)垫(Dian)亦(Yi)称(Cheng)为(Wei) Land。此(Ci)字(Zi)似(Si)可(Ke)译(Yi)为(Wei)“焊(Han)环(Huan)”或(Huo)“配(Pei)圈(Quan)”或(Huo)“焊(Han)垫(Dian)”,但(Dan)若(Ruo)译(Yi)成(Cheng)“兰(Lan)岛(Dao)”或(Huo)“鸡(Ji)眼(Yan)”则(Ze)未(Wei)免(Mian)太(Tai)离(Li)谱(Pu)了(Liao)。45、Landless Hole 无(Wu)环(Huan)通(Tong)孔(Kong)指(Zhi)某(Mou)些(Xie)密(Mi)集(Ji)组(Zu)装(Zhuang)的(De)板(Ban)子(Zi),由(You)于(Yu)板(Ban)面(Mian)需(Xu)布(Bu)置(Zhi)许(Xu)多(Duo)线(Xian)路(Lu)及(Ji)粘(Zhan)装(Zhuang)零(Ling)件(Jian)的(De)方(Fang)型(Xing)焊(Han)垫(Dian),所(Suo)剩(Sheng)的(De)空(Kong)地(Di)已(Yi)经(Jing)很(Hen)少(Shao)。有(You)时(Shi)对(Dui)已(Yi)不(Bu)再(Zai)用(Yong)于(Yu)外(Wai)层(Ceng)接(Jie)线(Xian)或(Huo)插(Cha)焊(Han),如(Ru)仅(Jin)做(Zuo)为(Wei)层(Ceng)间(Jian)导(Dao)电(Dian)用(Yong)的(De)导(Dao)孔(Kong)(Via Hole)时(Shi),则(Ze)可(Ke)将(Jiang)其(Qi)孔(Kong)环(Huan)去(Qu)掉(Diao),而(Er)挪(Nuo)出(Chu)更(Geng)多(Duo)的(De)空(Kong)间(Jian)用(Yong)以(Yi)布(Bu)线(Xian),此(Ci)种(Zhong)只(Zhi)有(You)内(Nei)层(Ceng)孔(Kong)环(Huan)而(Er)无(Wu)外(Wai)层(Ceng)孔(Kong)环(Huan)的(De)通(Tong)孔(Kong),特(Te)称(Cheng)为(Wei) Landless Hole。46、Laser Photogenerator(LPG),Laser Photoplotter 雷(Lei)射(She)曝(Pu)光(Guang)机(Ji)直(Zhi)接(Jie)用(Yong)雷(Lei)射(She)的(De)单(Dan)束(Shu)平(Ping)行(Xing)光(Guang)再(Zai)配(Pei)合(He)电(Dian)脑(Nao)的(De)操(Cao)控(Kong),用(Yong)以(Yi)曝(Pu)制(Zhi)生(Sheng)产(Chan) PCB 的(De)原(Yuan)始(Shi)底(Di)片(Pian)(Master Artwork),以(Yi)代(Dai)替(Ti)早(Zao)期(Qi)用(Yong)手(Shou)工(Gong)制(Zhi)作(Zuo)的(De)原(Yuan)始(Shi)大(Da)型(Xing)贴(Tie)片(Pian)(Tape-up),及(Ji)再(Zai)缩(Suo)制(Zhi)而(Er)成(Cheng)的(De)原(Yuan)始(Shi)底(Di)片(Pian)。此(Ci)种(Zhong)原(Yuan)始(Shi)底(Di)片(Pian)的(De)运(Yun)送(Song)非(Fei)常(Chang)麻(Ma)烦(Fan),一(Yi)旦(Dan)因(Yin)温(Wen)湿(Shi)度(Du)发(Fa)生(Sheng)变(Bian)化(Hua),则(Ze)会(Hui)导(Dao)致(Zhi)成(Cheng)品(Pin)板(Ban)尺(Chi)寸(Cun)的(De)差(Cha)异(Yi),精(Jing)密(Mi)板(Ban)子(Zi)的(De)品(Pin)质(Zhi)必(Bi)将(Jiang)大(Da)受(Shou)影(Ying)响(Xiang)。如(Ru)今(Jin)已(Yi)可(Ke)自(Zi)客(Ke)户(Hu)处(Chu)直(Zhi)接(Jie)取(Qu)得(De)磁(Ci)碟(Die)资(Zi)料(Liao),配(Pei)合(He)雷(Lei)射(She)之(Zhi)扫(Sao)瞄(Miao)曝(Pu)光(Guang)即(Ji)可(Ke)得(De)到(Dao)精(Jing)良(Liang)的(De)底(Di)片(Pian),对(Dui)电(Dian)路(Lu)板(Ban)的(De)生(Sheng)产(Chan)及(Ji)品(Pin)质(Zhi)都(Du)大(Da)有(You)助(Zhu)益(Yi)。47、Lay Out 布(Bu)线(Xian)、布(Bu)局(Ju)指(Zhi)电(Dian)路(Lu)板(Ban)在(Zai)设(She)计(Ji)时(Shi),各(Ge)层(Ceng)次(Ci)中(Zhong)各(Ge)零(Ling)件(Jian)的(De)安(An)排(Pai),以(Yi)及(Ji)导(Dao)线(Xian)的(De)走(Zou)向(Xiang)、通(Tong)孔(Kong)的(De)位(Wei)置(Zhi)等(Deng)整(Zheng)体(Ti)的(De)布(Bu)局(Ju)称(Cheng)为(Wei) Lay Out。48、Layer to Layer Spacing 层(Ceng)间(Jian)距(Ju)离(Li)是(Shi)指(Zhi)多(Duo)层(Ceng)板(Ban)两(Liang)铜(Tong)箔(Bo)导(Dao)体(Ti)层(Ceng)之(Zhi)间(Jian)的(De)距(Ju)离(Li),或(Huo)指(Zhi)绝(Jue)缘(Yuan)介(Jie)质(Zhi)的(De)厚(Hou)度(Du)而(Er)言(Yan)。通(Tong)常(Chang)为(Wei)了(Liao)消(Xiao)除(Chu)板(Ban)面(Mian)相(Xiang)邻(Lin)线(Xian)路(Lu)所(Suo)产(Chan)生(Sheng)的(De)杂(Za)讯(Xun)起(Qi)见(Jian),其(Qi)层(Ceng)次(Ci)间(Jian)距(Ju)中(Zhong)的(De)介(Jie)质(Zhi)要(Yao)愈(Yu)薄(Bao)愈(Yu)好(Hao),使(Shi)所(Suo)感(Gan)应(Ying)产(Chan)生(Sheng)的(De)杂(Za)讯(Xun)得(De)以(Yi)导(Dao)入(Ru)接(Jie)地(Di)层(Ceng)之(Zhi)中(Zhong)。但(Dan)如(Ru)何(He)避(Bi)免(Mian)因(Yin)介(Jie)质(Zhi)太(Tai)薄(Bao)而(Er)引(Yin)发(Fa)的(De)漏(Lou)电(Dian),及(Ji)保(Bao)持(Chi)必(Bi)须(Xu)的(De)平(Ping)坦(Tan)度(Du),则(Ze)又(You)是(Shi)另(Ling)两(Liang)项(Xiang)不(Bu)易(Yi)克(Ke)服(Fu)的(De)难(Nan)题(Ti)。49、Master Drawing 主(Zhu)图(Tu)是(Shi)指(Zhi)电(Dian)路(Lu)板(Ban)制(Zhi)造(Zao)上(Shang)各(Ge)种(Zhong)规(Gui)格(Ge)的(De)主(Zhu)要(Yao)参(Can)考(Kao),也(Ye)记(Ji)载(Zai)板(Ban)子(Zi)各(Ge)部(Bu)尺(Chi)寸(Cun)及(Ji)特(Te)殊(Shu)的(De)要(Yao)求(Qiu),即(Ji)俗(Su)称(Cheng)的(De)“蓝(Lan)图(Tu)”,是(Shi)品(Pin)检(Jian)的(De)重(Zhong)要(Yao)依(Yi)据(Ju)。所(Suo)谓(Wei)一(Yi)切(Qie)都(Du)要(Yao)“照(Zhao)图(Tu)施(Shi)工(Gong)”,除(Chu)非(Fei)在(Zai)授(Shou)权(Quan)者(Zhe)签(Qian)字(Zi)认(Ren)可(Ke)的(De)进(Jin)一(Yi)步(Bu)资(Zi)料(Liao)(或(Huo)电(Dian)报(Bao)或(Huo)传(Chuan)真(Zhen)等(Deng))中(Zhong)可(Ke)更(Geng)改(Gai)主(Zhu)图(Tu)外(Wai),主(Zhu)图(Tu)的(De)权(Quan)威(Wei)规(Gui)定(Ding)是(Shi)不(Bu)容(Rong)回(Hui)避(Bi)的(De)。其(Qi)优(You)先(Xian)度(Du)(Priority)虽(Sui)比(Bi)订(Ding)单(Dan)及(Ji)特(Te)别(Bie)资(Zi)料(Liao)要(Yao)低(Di),但(Dan)却(Que)比(Bi)各(Ge)种(Zhong)成(Cheng)文(Wen)的(De)“规(Gui)范(Fan)”(Specs)及(Ji)习(Xi)惯(Guan)做(Zuo)法(Fa)都(Du)要(Yao)重(Zhong)要(Yao)。50、Metal Halide Lamp 金(Jin)属(Shu)卤(Lu)素(Su)灯(Deng)碘(Dian)是(Shi)卤(Lu)素(Su)中(Zhong)的(De)一(Yi)种(Zhong),碘(Dian)在(Zai)高(Gao)温(Wen)下(Xia)容(Rong)易(Yi)由(You)固(Gu)体(Ti)直(Zhi)接(Jie)“升(Sheng)华(Hua)”成(Cheng)为(Wei)气(Qi)体(Ti)。在(Zai)以(Yi)钨(Wu)丝(Si)发(Fa)光(Guang)体(Ti)的(De)白(Bai)炽(Chi)灯(Deng)泡(Pao)内(Nei),若(Ruo)将(Jiang)碘(Dian)充(Chong)入(Ru)其(Qi)中(Zhong),则(Ze)在(Zai)高(Gao)温(Wen)中(Zhong)会(Hui)形(Xing)成(Cheng)碘(Dian)气(Qi)。此(Ci)种(Zhong)碘(Dian)气(Qi)能(Neng)够(Gou)捕(Bo)捉(Zhuo)已(Yi)蒸(Zheng)发(Fa)的(De)钨(Wu)原(Yuan)子(Zi)而(Er)起(Qi)化(Hua)学(Xue)反(Fan)应(Ying),将(Jiang)令(Ling)钨(Wu)原(Yuan)子(Zi)再(Zai)重(Zhong)行(Xing)沉(Chen)落(Luo)回(Hui)聚(Ju)到(Dao)钨(Wu)丝(Si)上(Shang),如(Ru)此(Ci)将(Jiang)可(Ke)大(Da)幅(Fu)减(Jian)少(Shao)钨(Wu)丝(Si)的(De)消(Xiao)耗(Hao),而(Er)增(Zeng)加(Jia)灯(Deng)泡(Pao)的(De)寿(Shou)命(Ming)。并(Bing)且(Qie)还(Huan)可(Ke)加(Jia)强(Qiang)其(Qi)电(Dian)流(Liu)效(Xiao)率(Lv)而(Er)增(Zeng)强(Qiang)亮(Liang)度(Du)。一(Yi)般(Ban)多(Duo)用(Yong)于(Yu)汽(Qi)车(Che)的(De)前(Qian)灯(Deng)、摄(She)影(Ying)、制(Zhi)片(Pian)与(Yu)晒(Shai)版(Ban)感(Gan)光(Guang)等(Deng)所(Suo)需(Xu)之(Zhi)光(Guang)源(Yuan)。这(Zhe)种(Zhong)碘(Dian)气(Qi)白(Bai)炽(Chi)灯(Deng)也(Ye)是(Shi)一(Yi)种(Zhong)不(Bu)连(Lian)续(Xu)光(Guang)谱(Pu)的(De)光(Guang)源(Yuan),其(Qi)能(Neng)量(Liang)多(Duo)集(Ji)中(Zhong)在(Zai)紫(Zi)外(Wai)区(Qu)的(De) 410~430 nm 的(De)光(Guang)谱(Pu)带(Dai)中(Zhong),如(Ru)同(Tong)汞(Gong)气(Qi)灯(Deng)一(Yi)样(Yang),也(Ye)不(Bu)能(Neng)随(Sui)意(Yi)加(Jia)以(Yi)开(Kai)关(Guan)。但(Dan)却(Que)可(Ke)在(Zai)不(Bu)工(Gong)作(Zuo)时(Shi)改(Gai)用(Yong)较(Jiao)低(Di)的(De)能(Neng)量(Liang),维(Wei)持(Chi)暂(Zan)时(Shi)不(Bu)灭(Mie)的(De)休(Xiu)工(Gong)状(Zhuang)态(Tai),以(Yi)备(Bei)下(Xia)次(Ci)再(Zai)使(Shi)用(Yong)时(Shi),将(Jiang)可(Ke)得(De)到(Dao)瞬(Shun)间(Jian)的(De)立(Li)即(Ji)反(Fan)应(Ying)。51、Mil 英(Ying)丝(Si)是(Shi)一(Yi)种(Zhong)微(Wei)小(Xiao)的(De)长(Chang)度(Du)单(Dan)位(Wei),即(Ji)千(Qian)分(Fen)之(Zhi)一(Yi)英(Ying)吋()【0.001 in】之(Zhi)谓(Wei)。电(Dian)路(Lu)板(Ban)工(Gong)业(Ye)中(Zhong)常(Chang)用(Yong)以(Yi)表(Biao)达(Da)“厚(Hou)度(Du)”。此(Ci)字(Zi)在(Zai)机(Ji)械(Xie)业(Ye)界(Jie)原(Yuan)译(Yi)为(Wei)“英(Ying)丝(Si)”或(Huo)简(Jian)称(Cheng)为(Wei)“丝(Si)”,且(Qie)亦(Yi)行(Xing)之(Zhi)有(You)年(Nian),系(Xi)最(Zui)基(Ji)本(Ben)的(De)行(Xing)话(Hua)。不(Bu)过(Guo)一(Yi)些(Xie)早(Zao)期(Qi)美(Mei)商(Shang)“安(An)培(Pei)电(Dian)子(Zi)”的(De)PCB从(Cong)业(Ye)人(Ren)员(Yuan),不(Bu)明(Ming)就(Jiu)里(Li)也(Ye)未(Wei)加(Jia)深(Shen)究(Jiu),竟(Jing)将(Jiang)之(Zhi)与(Yu)另(Ling)一(Yi)公(Gong)制(Zhi)微(Wei)长(Chang)度(Du)单(Dan)位(Wei)的(De)“条(Tiao)”(即(Ji)10微(Wei)米(Mi)) 混(Hun)为(Wei)一(Yi)谈(Tan)。流(Liu)传(Chuan)至(Zhi)今(Jin)已(Yi)使(Shi)得(De)大(Da)部(Bu)份(Fen)业(Ye)界(Jie)甚(Shen)至(Zhi)下(Xia)游(You)组(Zu)装(Zhuang)业(Ye)界(Jie),在(Zai)二(Er)十(Shi)年(Nian)的(De)以(Yi)讹(E)传(Chuan)讹(E)下(Xia),早(Zao)已(Yi)根(Gen)深(Shen)蒂(Di)固(Gu)积(Ji)非(Fei)成(Cheng)是(Shi)即(Ji)使(Shi)想(Xiang)改(Gai)正(Zheng)也(Ye)很(Hen)不(Bu)容(Rong)易(Yi)了(Liao)。最(Zui)让(Rang)人(Ren)不(Bu)解(Jie)的(De)是(Shi),连(Lian)金(Jin)手(Shou)指(Zhi)镀(Du)金(Jin)层(Ceng)厚(Hou)度(Du)的(De)微(Wei)吋()(m-in),也(Ye)不(Bu)分(Fen)青(Qing)红(Hong)皂(Zao)白(Bai)一(Yi)律(Lv)称(Cheng)之(Zhi)为(Wei)“条(Tiao)”,实(Shi)乃(Nai)莫(Mo)名(Ming)其(Qi)妙(Miao)之(Zhi)极(Ji)。反(Fan)而(Er)大(Da)陆(Lu)的(De)PCB界(Jie)都(Du)还(Huan)用(Yong)法(Fa)正(Zheng)确(Que)。此(Ci)外(Wai)若(Ruo)三(San)个(Ge)字(Zi)母(Mu)全(Quan)大(Da)写(Xie)成(Cheng)MIL时(Shi),则(Ze)为(Wei)“美(Mei)军(Jun)”Military的(De)简(Jian)写(Xie),常(Chang)用(Yong)于(Yu)美(Mei)军(Jun)规(Gui)范(Fan)(如(Ru)MIL -P-13949H,或(Huo)MIL-P-55110D)与(Yu)美(Mei)军(Jun)标(Biao)准(Zhun)(如(Ru)MIL-STD-202 等(Deng))之(Zhi)书(Shu)面(Mian)或(Huo)口(Kou)语(Yu)中(Zhong)。52、Minimum Electrical Spacing 电(Dian)性(Xing)间(Jian)距(Ju)下(Xia)限(Xian),最(Zui)窄(Zhai)电(Dian)性(Xing)间(Jian)距(Ju)指(Zhi)两(Liang)导(Dao)体(Ti)之(Zhi)间(Jian),在(Zai)某(Mou)一(Yi)规(Gui)定(Ding)电(Dian)压(Ya)下(Xia),欲(Yu)避(Bi)免(Mian)其(Qi)间(Jian)介(Jie)质(Zhi)发(Fa)生(Sheng)崩(Beng)溃(Kui)(Break down) ,或(Huo)欲(Yu)防(Fang)止(Zhi)发(Fa)生(Sheng)电(Dian)晕(Yun)(Corona)起(Qi)见(Jian),其(Qi)最(Zui)起(Qi)码(Ma)应(Ying)具(Ju)有(You)的(De)距(Ju)离(Li)谓(Wei)之(Zhi)“下(Xia)限(Xian)间(Jian)距(Ju)”。53、Mounting Hole 安(An)装(Zhuang)孔(Kong)为(Wei)电(Dian)路(Lu)板(Ban)上(Shang)一(Yi)种(Zhong)无(Wu)导(Dao)电(Dian)功(Gong)能(Neng)的(De)独(Du)立(Li)大(Da)孔(Kong),系(Xi)将(Jiang)组(Zu)装(Zhuang)板(Ban)锁(Suo)牢(Lao)在(Zai)机(Ji)体(Ti)架(Jia)构(Gou)上(Shang)而(Er)用(Yong)的(De)。这(Zhe)种(Zhong)做(Zuo)为(Wei)机(Ji)械(Xie)用(Yong)途(Tu)的(De)孔(Kong),称(Cheng)为(Wei)“安(An)装(Zhuang)孔(Kong)”。此(Ci)词(Ci)也(Ye)指(Zhi)将(Jiang)较(Jiao)重(Zhong)的(De)零(Ling)件(Jian)以(Yi)螺(Luo)丝(Si)锁(Suo)在(Zai)板(Ban)子(Zi)上(Shang)用(Yong)的(De)机(Ji)械(Xie)孔(Kong)而(Er)言(Yan)。54、Mounting Hole组(Zu)装(Zhuang)孔(Kong),机(Ji)装(Zhuang)孔(Kong)是(Shi)用(Yong)螺(Luo)丝(Si)或(Huo)其(Qi)他(Ta)金(Jin)属(Shu)扣(Kou)件(Jian),将(Jiang)组(Zu)装(Zhuang)板(Ban)锁(Suo)牢(Lao)固(Gu)定(Ding)在(Zai)机(Ji)器(Qi)底(Di)座(Zuo)或(Huo)外(Wai)壳(Ke)的(De)工(Gong)具(Ju)孔(Kong),为(Wei)直(Zhi)径(Jing) 160mil左(Zuo)右(You)的(De)大(Da)孔(Kong)。此(Ci)种(Zhong)组(Zu)装(Zhuang)孔(Kong)早(Zao)期(Qi)均(Jun)采(Cai)两(Liang)面(Mian)大(Da)型(Xing)孔(Kong)环(Huan)与(Yu)孔(Kong)铜(Tong)壁(Bi)之(Zhi)PTH,后(Hou)为(Wei)防(Fang)止(Zhi)孔(Kong)壁(Bi)在(Zai)波(Bo)焊(Han)中(Zhong)沾(Zhan)锡(Xi)而(Er)影(Ying)响(Xiang)螺(Luo)丝(Si)穿(Chuan)过(Guo)起(Qi)见(Jian),新(Xin)式(Shi)设(She)计(Ji)特(Te)将(Jiang)大(Da)孔(Kong)改(Gai)成(Cheng)“非(Fei)镀(Du)通(Tong)孔(Kong)”(在(Zai)PTH之(Zhi)前(Qian)予(Yu)以(Yi)遮(Zhe)盖(Gai)或(Huo)镀(Du)铜(Tong)之(Zhi)后(Hou)再(Zai)钻(Zuan)二(Er)次(Ci)孔(Kong)) ,而(Er)于(Yu)周(Zhou)围(Wei)环(Huan)宽(Kuan)上(Shang)另(Ling)做(Zuo)数(Shu)个(Ge)小(Xiao)型(Xing)通(Tong)孔(Kong)以(Yi)强(Qiang)化(Hua)孔(Kong)环(Huan)在(Zai)板(Ban)面(Mian)的(De)固(Gu)着(Zhuo)强(Qiang)度(Du)。由(You)于(Yu)NPTH十(Shi)分(Fen)麻(Ma)烦(Fan),近(Jin)来(Lai)SMT板(Ban)上(Shang)也(Ye)有(You)将(Jiang)大(Da)孔(Kong)只(Zhi)改(Gai)回(Hui)PTH者(Zhe),其(Qi)两(Liang)面(Mian)孔(Kong)环(Huan)多(Duo)半(Ban)不(Bu)相(Xiang)同(Tong),常(Chang)将(Jiang)焊(Han)接(Jie)面(Mian)的(De)大(Da)环(Huan)取(Qu)消(Xiao)而(Er)改(Gai)成(Cheng)几(Ji)个(Ge)独(Du)立(Li)的(De)小(Xiao)环(Huan),或(Huo)改(Gai)成(Cheng)马(Ma)蹄(Ti)形(Xing)不(Bu)完(Wan)整(Zheng)的(De)大(Da)环(Huan),或(Huo)扩(Kuo)充(Chong)面(Mian)积(Ji)成(Cheng)异(Yi)形(Xing)大(Da)铜(Tong)面(Mian),兼(Jian)做(Zuo)为(Wei)接(Jie)地(Di)之(Zhi)用(Yong)。55、Negative 负(Fu)片(Pian),钻(Zuan)尖(Jian)第(Di)一(Yi)面(Mian)外(Wai)缘(Yuan)变(Bian)窄(Zhai)是(Shi)指(Zhi)各(Ge)种(Zhong)底(Di)片(Pian)上(Shang)(如(Ru)黑(Hei)白(Bai)软(Ruan)片(Pian)、棕(Zong)色(Se)软(Ruan)片(Pian)及(Ji)玻(Bo)璃(Li)底(Di)片(Pian)等(Deng)),导(Dao)体(Ti)线(Xian)路(Lu)的(De)图(Tu)案(An)是(Shi)以(Yi)透(Tou)明(Ming)区(Qu)呈(Cheng)现(Xian),而(Er)无(Wu)导(Dao)体(Ti)之(Zhi)基(Ji)材(Cai)部(Bu)份(Fen)则(Ze)呈(Cheng)现(Xian)为(Wei)暗(An)区(Qu)(即(Ji)软(Ruan)片(Pian)上(Shang)的(De)黑(Hei)色(Se)或(Huo)棕(Zong)色(Se)部(Bu)份(Fen)) ,以(Yi)阻(Zu)止(Zhi)紫(Zi)外(Wai)光(Guang)的(De)透(Tou)过(Guo)。此(Ci)种(Zhong)底(Di)片(Pian)谓(Wei)之(Zhi)负(Fu)片(Pian)。又(You),此(Ci)字(Zi)亦(Yi)指(Zhi)钻(Zuan)头(Tou)之(Zhi)钻(Zuan)尖(Jian),其(Qi)两(Liang)个(Ge)第(Di)一(Yi)面(Mian)外(Wai)缘(Yuan)因(Yin)不(Bu)当(Dang)重(Zhong)磨(Mo)而(Er)变(Bian)窄(Zhai)的(De)情(Qing)形(Xing)。56、Non-Circular Land 非(Fei)圆(Yuan)形(Xing)孔(Kong)环(Huan)焊(Han)垫(Dian)早(Zao)期(Qi)电(Dian)路(Lu)板(Ban)上(Shang)的(De)零(Ling)件(Jian)皆(Jie)以(Yi)通(Tong)孔(Kong)插(Cha)装(Zhuang)为(Wei)主(Zhu),在(Zai)填(Tian)孔(Kong)焊(Han)锡(Xi)后(Hou)完(Wan)成(Cheng)互(Hu)连(Lian)(Interconnection)的(De)功(Gong)能(Neng)。某(Mou)些(Xie)体(Ti)积(Ji)较(Jiao)大(Da)或(Huo)重(Zhong)量(Liang)较(Jiao)重(Zhong)的(De)零(Ling)件(Jian),为(Wei)使(Shi)在(Zai)板(Ban)面(Mian)上(Shang)的(De)焊(Han)接(Jie)强(Qiang)度(Du)更(Geng)好(Hao)起(Qi)见(Jian),刻(Ke)意(Yi)将(Jiang)其(Qi)孔(Kong)外(Wai)之(Zhi)环(Huan)形(Xing)焊(Han)垫(Dian)变(Bian)大(Da),以(Yi)强(Qiang)化(Hua)焊(Han)环(Huan)的(De)附(Fu)着(Zhuo)力(Li),及(Ji)形(Xing)成(Cheng)较(Jiao)大(Da)的(De)锥(Zhui)状(Zhuang)焊(Han)点(Dian)。此(Ci)种(Zhong)大(Da)号(Hao)的(De)焊(Han)垫(Dian)在(Zai)单(Dan)面(Mian)板(Ban)上(Shang)尤(You)为(Wei)常(Chang)见(Jian)。57、Pad Master圆(Yuan)垫(Dian)底(Di)片(Pian)是(Shi)早(Zao)期(Qi)客(Ke)户(Hu)供(Gong)应(Ying)的(De)各(Ge)原(Yuan)始(Shi)底(Di)片(Pian)之(Zhi)一(Yi)种(Zhong),指(Zhi)仅(Jin)有(You)“孔(Kong)位(Wei)”的(De)黑(Hei)白(Bai)“正(Zheng)片(Pian)”。其(Qi)中(Zhong)每(Mei)一(Yi)个(Ge)黑(Hei)色(Se)圆(Yuan)垫(Dian)中(Zhong)心(Xin)都(Du)有(You)小(Xiao)点(Dian)留(Liu)白(Bai),是(Shi)做(Zuo)为(Wei)“程(Cheng)式(Shi)打(Da)带(Dai)机(Ji)”寻(Xun)找(Zhao)准(Zhun)确(Que)孔(Kong)位(Wei)之(Zhi)用(Yong)。该(Gai)Pad Master完(Wan)成(Cheng)孔(Kong)位(Wei)程(Cheng)式(Shi)带(Dai)制(Zhi)作(Zuo)之(Zhi)后(Hou),还(Huan)要(Yao)将(Jiang)每(Mei)一(Yi)圆(Yuan)垫(Dian)中(Zhong)心(Xin)的(De)留(Liu)白(Bai)点(Dian),以(Yi)人(Ren)工(Gong)方(Fang)式(Shi)予(Yu)以(Yi)涂(Tu)黑(Hei)再(Zai)翻(Fan)成(Cheng)负(Fu)片(Pian),即(Ji)成(Cheng)为(Wei)绿(Lv)漆(Qi)底(Di)片(Pian)。如(Ru)今(Jin)设(She)计(Ji)者(Zhe)已(Yi)将(Jiang)板(Ban)子(Zi)上(Shang)各(Ge)种(Zhong)所(Suo)需(Xu)的(De)“诸(Zhu)元(Yuan)与(Yu)尺(Chi)度(Du)”都(Du)做(Zuo)成(Cheng)Gerber File的(De)磁(Ci)片(Pian),直(Zhi)接(Jie)输(Shu)入(Ru)到(Dao)CAM及(Ji)雷(Lei)射(She)绘(Hui)图(Tu)机(Ji)中(Zhong),即(Ji)可(Ke)得(De)到(Dao)所(Suo)需(Xu)的(De)底(Di)片(Pian),不(Bu)但(Dan)节(Jie)省(Sheng)人(Ren)力(Li)而(Er)且(Qie)品(Pin)质(Zhi)也(Ye)大(Da)幅(Fu)提(Ti)升(Sheng)。附(Fu)图(Tu)即(Ji)为(Wei)新(Xin)式(Shi)Pad Master底(Di)片(Pian)的(De)一(Yi)角(Jiao),是(Shi)两(Liang)枚(Mei)大(Da)型(Xing)IC所(Suo)接(Jie)插(Cha)座(Zuo)的(De)孔(Kong)位(Wei)。58、Pad焊(Han)垫(Dian),圆(Yuan)垫(Dian)此(Ci)字(Zi)在(Zai)电(Dian)路(Lu)板(Ban)最(Zui)原(Yuan)始(Shi)的(De)意(Yi)思(Si),是(Shi)指(Zhi)零(Ling)件(Jian)引(Yin)脚(Jiao)在(Zai)板(Ban)子(Zi)上(Shang)的(De)焊(Han)接(Jie)基(Ji)地(Di)。早(Zao)期(Qi)通(Tong)孔(Kong)插(Cha)装(Zhuang)时(Shi)代(Dai),系(Xi)表(Biao)示(Shi)外(Wai)层(Ceng)板(Ban)面(Mian)上(Shang)的(De)孔(Kong)环(Huan)。1985年(Nian)后(Hou)的(De)SMT时(Shi)代(Dai),此(Ci)字(Zi)亦(Yi)指(Zhi)板(Ban)面(Mian)上(Shang)的(De)方(Fang)形(Xing)焊(Han)垫(Dian)。不(Bu)过(Guo)此(Ci)字(Zi)亦(Yi)常(Chang)被(Bei)引(Yin)伸(Shen)到(Dao)其(Qi)他(Ta)相(Xiang)关(Guan)的(De)方(Fang)面(Mian),如(Ru)内(Nei)层(Ceng)板(Ban)面(Mian)上(Shang)尚(Shang)未(Wei)钻(Zuan)孔(Kong)成(Cheng)为(Wei)孔(Kong)环(Huan)的(De)各(Ge)圆(Yuan)点(Dian)或(Huo)小(Xiao)圆(Yuan)盘(Pan),业(Ye)界(Jie)也(Ye)通(Tong)常(Chang)叫(Jiao)做(Zuo)Pad;此(Ci)字(Zi)可(Ke)与(Yu)Land通(Tong)用(Yong)。59、Panel制(Zhi)程(Cheng)板(Ban)是(Shi)指(Zhi)在(Zai)各(Ge)站(Zhan)制(Zhi)程(Cheng)中(Zhong)所(Suo)流(Liu)通(Tong)的(De)待(Dai)制(Zhi)板(Ban)。其(Qi)一(Yi)片(Pian)Panel中(Zhong)可(Ke)能(Neng)含(Han)有(You)好(Hao)几(Ji)片(Pian)“成(Cheng)品(Pin)板(Ban)“(Board)。此(Ci)等(Deng)”制(Zhi)程(Cheng)板(Ban)“的(De)大(Da)小(Xiao),在(Zai)每(Mei)站(Zhan)中(Zhong)也(Ye)不(Bu)一(Yi)定(Ding)相(Xiang)同(Tong),如(Ru)压(Ya)合(He)站(Zhan)之(Zhi)Panel板(Ban)面(Mian)可(Ke)能(Neng)很(Hen),大(Da)但(Dan)为(Wei)了(Liao)适(Shi)应(Ying)钻(Zuan)孔(Kong)机(Ji)的(De)每(Mei)一(Yi)钻(Zuan)轴(Zhou)作(Zuo)业(Ye)起(Qi)见(Jian),只(Zhi)好(Hao)裁(Cai)成(Cheng)一(Yi)半(Ban)或(Huo)四(Si)分(Fen)之(Zhi)一(Yi)的(De)Panel Size。当(Dang)成(Cheng)品(Pin)板(Ban)的(De)面(Mian)积(Ji)很(Hen)小(Xiao)时(Shi),其(Qi)每(Mei)一(Yi)Panel中(Zhong)则(Ze)可(Ke)排(Pai)入(Ru)多(Duo)片(Pian)的(De)Board。通(Tong)常(Chang)Panel Size愈(Yu)大(Da)则(Ze)生(Sheng)产(Chan)愈(Yu)经(Jing)济(Ji)。60、Pattern板(Ban)面(Mian)图(Tu)形(Xing)常(Chang)指(Zhi)电(Dian)路(Lu)板(Ban)面(Mian)的(De)导(Dao)体(Ti)图(Tu)形(Xing)或(Huo)非(Fei)导(Dao)体(Ti)图(Tu)形(Xing)而(Er)言(Yan),当(Dang)然(Ran)对(Dui)底(Di)片(Pian)或(Huo)蓝(Lan)图(Tu)上(Shang)的(De)线(Xian)路(Lu)图(Tu)案(An),也(Ye)可(Ke)称(Cheng)为(Wei)Pattern。61、Photographic Film感(Gan)光(Guang)成(Cheng)像(Xiang)之(Zhi)底(Di)片(Pian)是(Shi)指(Zhi)电(Dian)路(Lu)板(Ban)上(Shang)线(Xian)路(Lu)图(Tu)案(An)的(De)原(Yuan)始(Shi)载(Zai)体(Ti),也(Ye)就(Jiu)是(Shi)俗(Su)称(Cheng)的(De)“底(Di)片(Pian)”(Art Work)。常(Chang)用(Yong)的(De)有(You)Mylar式(Shi)软(Ruan)片(Pian)及(Ji)玻(Bo)璃(Li)板(Ban)之(Zhi)硬(Ying)片(Pian)。其(Qi)遮(Zhe)光(Guang)图(Tu)案(An)的(De)薄(Bao)膜(Mo)材(Cai)质(Zhi),有(You)黑(Hei)色(Se)的(De)卤(Lu)化(Hua)银(Yin)(Silver halid)及(Ji)棕(Zong)色(Se)的(De)偶(Ou)氮(Dan)化(Hua)合(He)物(Wu)(Diazo)。前(Qian)者(Zhe)几(Ji)乎(Hu)可(Ke)挡(Dang)住(Zhu)各(Ge)种(Zhong)光(Guang)线(Xian),后(Hou)者(Zhe)只(Zhi)能(Neng)挡(Dang)住(Zhu)550nm以(Yi)下(Xia)的(De)紫(Zi)外(Wai)光(Guang)。而(Er)波(Bo)长(Chang)在(Zai)550nm以(Yi)上(Shang)的(De)可(Ke)见(Jian)光(Guang),对(Dui)干(Gan)膜(Mo)已(Yi)经(Jing)不(Bu)会(Hui)发(Fa)生(Sheng)感(Gan)光(Guang)作(Zuo)用(Yong),故(Gu)其(Qi)工(Gong)作(Zuo)区(Qu)可(Ke)采(Cai)用(Yong)黄(Huang)光(Guang)照(Zhao)明(Ming),比(Bi)起(Qi)卤(Lu)化(Hua)银(Yin)黑(Hei)白(Bai)底(Di)片(Pian)只(Zhi)能(Neng)在(Zai)暗(An)红(Hong)光(Guang)下(Xia)作(Zuo)业(Ye),的(De)确(Que)要(Yao)方(Fang)便(Bian)得(De)多(Duo)了(Liao)。62、Photoplotter, Plotter光(Guang)学(Xue)绘(Hui)图(Tu)机(Ji)是(Shi)以(Yi)移(Yi)动(Dong)性(Xing)多(Duo)股(Gu)单(Dan)束(Shu)光(Guang)之(Zhi)曝(Pu)光(Guang)法(Fa),代(Dai)替(Ti)传(Chuan)统(Tong)固(Gu)定(Ding)点(Dian)状(Zhuang)光(Guang)源(Yuan)之(Zhi)瞬(Shun)间(Jian)全(Quan)面(Mian)性(Xing)曝(Pu)光(Guang)法(Fa)。在(Zai)数(Shu)位(Wei)化(Hua)及(Ji)电(Dian)脑(Nao)辅(Fu)助(Zhu)之(Zhi)设(She)计(Ji)下(Xia),PCB设(She)计(Ji)者(Zhe)可(Ke)将(Jiang)原(Yuan)始(Shi)之(Zhi)孔(Kong)环(Huan)、焊(Han)垫(Dian)、布(Bu)线(Xian)及(Ji)尺(Chi)寸(Cun)等(Deng)精(Jing)密(Mi)资(Zi)料(Liao),输(Shu)入(Ru)电(Dian)脑(Nao)在(Zai)Gerber File系(Xi)统(Tong)下(Xia),收(Shou)纳(Na)于(Yu)一(Yi)片(Pian)磁(Ci)片(Pian)之(Zhi)内(Nei)。电(Dian)路(Lu)板(Ban)生(Sheng)产(Chan)者(Zhe)得(De)到(Dao)磁(Ci)片(Pian)后(Hou),即(Ji)可(Ke)利(Li)用(Yong)CAM及(Ji)光(Guang)学(Xue)绘(Hui)图(Tu)机(Ji)的(De)运(Yun)作(Zuo)而(Er)得(De)到(Dao)尺(Chi)寸(Cun)精(Jing)准(Zhun)的(De)底(Di)片(Pian),免(Mian)于(Yu)运(Yun)送(Song)中(Zhong)造(Zao)成(Cheng)底(Di)片(Pian)的(De)变(Bian)形(Xing)。由(You)于(Yu)普(Pu)通(Tong)光(Guang)源(Yuan)式(Shi)的(De)Photoplotter缺(Que)点(Dian)甚(Shen)多(Duo),故(Gu)已(Yi)遭(Zao)淘(Tao)汰(Tai)。现(Xian)在(Zai)业(Ye)界(Jie)已(Yi)一(Yi)律(Lv)使(Shi)用(Yong)雷(Lei)射(She)光(Guang)源(Yuan)做(Zuo)为(Wei)绘(Hui)图(Tu)机(Ji)。已(Yi)成(Cheng)为(Wei)商(Shang)品(Pin)者(Zhe)有(You)平(Ping)台(Tai)式(Shi)(Flat Bed)、内(Nei)圆(Yuan)筒(Tong)式(Shi)(Inner drum)、外(Wai)圆(Yuan)筒(Tong)式(Shi)(Outer Drum),及(Ji)单(Dan)独(Du)区(Qu)域(Yu)式(Shi)等(Deng)不(Bu)同(Tong)成(Cheng)像(Xiang)方(Fang)式(Shi)的(De)机(Ji)种(Zhong)。其(Qi)等(Deng)亦(Yi)各(Ge)有(You)优(You)缺(Que)点(Dian),是(Shi)现(Xian)代(Dai)PCB厂(Chang)必(Bi)备(Bei)的(De)工(Gong)具(Ju)。也(Ye)可(Ke)用(Yong)于(Yu)其(Qi)他(Ta)感(Gan)光(Guang)成(Cheng)像(Xiang)的(De)工(Gong)作(Zuo)领(Ling)域(Yu),如(Ru)LCD、PCM等(Deng)工(Gong)业(Ye)中(Zhong)。63、Phototool底(Di)片(Pian)一(Yi)般(Ban)多(Duo)指(Zhi)偶(Ou)氮(Dan)棕(Zong)片(Pian)(Diazo film),可(Ke)在(Zai)黄(Huang)色(Se)照(Zhao)明(Ming)下(Xia)工(Gong)作(Zuo),比(Bi)起(Qi)只(Zhi)能(Neng)在(Zai)红(Hong)光(Guang)下(Xia)工(Gong)作(Zuo)的(De)黑(Hei)白(Bai)卤(Lu)化(Hua)银(Yin)底(Di)片(Pian)要(Yao)方(Fang)便(Bian)一(Yi)些(Xie)。64、Pin接(Jie)脚(Jiao),插(Cha)梢(Shao),插(Cha)针(Zhen)指(Zhi)电(Dian)路(Lu)板(Ban)孔(Kong)中(Zhong)所(Suo)插(Cha)装(Zhuang)的(De)镀(Du)锡(Xi)零(Ling)件(Jian)脚(Jiao),或(Huo)镀(Du)金(Jin)之(Zhi)插(Cha)针(Zhen)等(Deng)。可(Ke)做(Zuo)为(Wei)机(Ji)械(Xie)支(Zhi)持(Chi)及(Ji)导(Dao)电(Dian)互(Hu)连(Lian)用(Yong)处(Chu),是(Shi)早(Zao)期(Qi)电(Dian)路(Lu)板(Ban)插(Cha)孔(Kong)组(Zu)装(Zhuang)的(De)媒(Mei)介(Jie)物(Wu)。其(Qi)纵(Zong)横(Heng)之(Zhi)间(Jian)距(Ju)(Pitch)早(Zao)期(Qi)大(Da)多(Duo)公(Gong)定(Ding)为(Wei)100 mil,以(Yi)做(Zuo)为(Wei)电(Dian)路(Lu)板(Ban)及(Ji)各(Ge)种(Zhong)零(Ling)件(Jian)制(Zhi)造(Zao)的(De)依(Yi)据(Ju)。65、Pitch跨(Kua)距(Ju),脚(Jiao)距(Ju),垫(Dian)距(Ju),线(Xian)距(Ju)Pitch纯(Chun)粹(Cui)是(Shi)指(Zhi)板(Ban)面(Mian)两(Liang)“单(Dan)元(Yuan)”中(Zhong)心(Xin)间(Jian)之(Zhi)远(Yuan)近(Jin)距(Ju)离(Li),PCB业(Ye)美(Mei)式(Shi)表(Biao)达(Da)常(Chang)用(Yong)mil pitch,即(Ji)指(Zhi)两(Liang)焊(Han)垫(Dian)中(Zhong)心(Xin)线(Xian)间(Jian)的(De)跨(Kua)距(Ju)mil而(Er)言(Yan)。 Pitch与(Yu)Spacing不(Bu)同(Tong),后(Hou)者(Zhe)通(Tong)常(Chang)是(Shi)指(Zhi)两(Liang)导(Dao)体(Ti)间(Jian)的(De)“隔(Ge)离(Li)板(Ban)面(Mian)”,是(Shi)面(Mian)积(Ji)而(Er)非(Fei)长(Chang)度(Du)。66、Plotting标(Biao)绘(Hui)以(Yi)机(Ji)械(Xie)方(Fang)式(Shi)将(Jiang)X、Y之(Zhi)众(Zhong)多(Duo)座(Zuo)标(Biao)数(Shu)据(Ju)在(Zai)平(Ping)面(Mian)座(Zuo)标(Biao)系(Xi)统(Tong)中(Zhong),描(Miao)绘(Hui)成(Cheng)实(Shi)际(Ji)线(Xian)路(Lu)图(Tu)的(De)作(Zuo)业(Ye)过(Guo)程(Cheng),便(Bian)称(Cheng)为(Wei)Plot或(Huo)Plotting。目(Mu)前(Qian)底(Di)片(Pian)的(De)制(Zhi)作(Zuo)已(Yi)放(Fang)弃(Qi)早(Zao)期(Qi)的(De)徒(Tu)手(Shou)贴(Tie)图(Tu)(Tape up),而(Er)改(Gai)用(Yong)“光(Guang)学(Xue)绘(Hui)图(Tu)”方(Fang)式(Shi)完(Wan)成(Cheng)底(Di)片(Pian),不(Bu)但(Dan)节(Jie)省(Sheng)人(Ren)力(Li),而(Er)且(Qie)品(Pin)质(Zhi)更(Geng)好(Hao)。67、Polarizing Slot偏(Pian)槽(Cao)指(Zhi)板(Ban)边(Bian)金(Jin)手(Shou)指(Zhi)区(Qu)的(De)开(Kai)槽(Cao),一(Yi)般(Ban)故(Gu)意(Yi)将(Jiang)开(Kai)槽(Cao)的(De)位(Wei)置(Zhi)放(Fang)偏(Pian),以(Yi)避(Bi)免(Mian)因(Yin)左(Zuo)右(You)对(Dui)称(Cheng)而(Er)可(Ke)能(Neng)插(Cha)反(Fan),此(Ci)种(Zhong)为(Wei)确(Que)保(Bao)正(Zheng)确(Que)插(Cha)接(Jie)而(Er)加(Jia)开(Kai)的(De)方(Fang)向(Xiang)槽(Cao),亦(Yi)称(Cheng)为(Wei)Keying Slot。68、Process Camera制(Zhi)程(Cheng)用(Yong)照(Zhao)像(Xiang)机(Ji)是(Shi)做(Zuo)底(Di)片(Pian)(Artwork)放(Fang)大(Da)、缩(Suo)小(Xiao),或(Huo)从(Cong)贴(Tie)片(Pian)(Tape up)直(Zhi)接(Jie)照(Zhao)像(Xiang)而(Er)得(De)到(Dao)底(Di)片(Pian)的(De)专(Zhuan)用(Yong)相(Xiang)机(Ji)。其(Qi)组(Zu)成(Cheng)有(You)三(San)大(Da)件(Jian)直(Zhi)立(Li)于(Yu)可(Ke)移(Yi)动(Dong)的(De)轨(Gui)道(Dao)上(Shang)且(Qie)彼(Bi)此(Ci)平(Ping)行(Xing),即(Ji)图(Tu)中(Zhong)右(You)端(Duan)的(De)原(Yuan)始(Shi)贴(Tie)片(Pian)或(Huo)母(Mu)片(Pian)架(Jia)、镜(Jing)头(Tou),以(Yi)及(Ji)左(Zuo)端(Duan)待(Dai)成(Cheng)像(Xiang)的(De)子(Zi)片(Pian)架(Jia)等(Deng)。这(Zhe)是(Shi)早(Zao)期(Qi)生(Sheng)产(Chan)底(Di)片(Pian)的(De)方(Fang)式(Shi),目(Mu)前(Qian)已(Yi)进(Jin)步(Bu)到(Dao)数(Shu)位(Wei)化(Hua),自(Zi)客(Ke)户(Hu)取(Qu)得(De)的(De)磁(Ci)碟(Die),经(Jing)由(You)电(Dian)脑(Nao)软(Ruan)体(Ti)及(Ji)电(Dian)射(She)绘(Hui)图(Tu)机(Ji)的(De)工(Gong)作(Zuo)下(Xia),即(Ji)可(Ke)直(Zhi)接(Jie)得(De)到(Dao)原(Yuan)始(Shi)底(Di)片(Pian),已(Yi)无(Wu)须(Xu)再(Zai)用(Yong)到(Dao)照(Zhao)相(Xiang)机(Ji)了(Liao)。69、Production Master生(Sheng)产(Chan)底(Di)片(Pian)指(Zhi)1:1可(Ke)直(Zhi)接(Jie)用(Yong)以(Yi)生(Sheng)电(Dian)路(Lu)板(Ban)的(De)原(Yuan)寸(Cun)底(Di)片(Pian)而(Er)言(Yan),至(Zhi)于(Yu)各(Ge)项(Xiang)诸(Zhu)元(Yuan)的(De)尺(Chi)寸(Cun)与(Yu)公(Gong)差(Cha),则(Ze)须(Xu)另(Ling)列(Lie)于(Yu)主(Zhu)图(Tu)上(Shang) (Master Drawing亦(Yi)即(Ji)蓝(Lan)图(Tu))。70、Reference Dimension参(Can)考(Kao)尺(Chi)度(Du),参(Can)考(Kao)尺(Chi)寸(Cun)仅(Jin)供(Gong)参(Can)考(Kao)资(Zi)料(Liao)用(Yong)的(De)尺(Chi)度(Du),因(Yin)未(Wei)设(She)公(Gong)差(Cha)故(Gu)不(Bu)能(Neng)当(Dang)成(Cheng)正(Zheng)式(Shi)施(Shi)工(Gong)及(Ji)品(Pin)检(Jian)的(De)根(Gen)据(Ju)。71、Reference Edge参(Can)考(Kao)边(Bian)缘(Yuan)指(Zhi)板(Ban)边(Bian)板(Ban)角(Jiao)上(Shang)某(Mou)导(Dao)体(Ti)之(Zhi)一(Yi)个(Ge)边(Bian)缘(Yuan),可(Ke)做(Zuo)为(Wei)全(Quan)板(Ban)尺(Chi)寸(Cun)的(De)量(Liang)测(Ce)参(Can)考(Kao)用(Yong),有(You)时(Shi)也(Ye)指(Zhi)某(Mou)一(Yi)特(Te)殊(Shu)鉴(Jian)别(Bie)记(Ji)号(Hao)而(Er)言(Yan)。72、Register Mark对(Dui)准(Zhun)用(Yong)标(Biao)记(Ji)指(Zhi)底(Di)片(Pian)上(Shang)或(Huo)板(Ban)面(Mian)上(Shang),各(Ge)边(Bian)框(Kuang)或(Huo)各(Ge)角(Jiao)落(Luo)所(Suo)设(She)定(Ding)的(De)特(Te)殊(Shu)标(Biao)记(Ji),用(Yong)以(Yi)检(Jian)查(Cha)本(Ben)层(Ceng)或(Huo)各(Ge)层(Ceng)之(Zhi)间(Jian)的(De)对(Dui)准(Zhun)情(Qing)形(Xing),图(Tu)示(Shi)者(Zhe)即(Ji)为(Wei)两(Liang)种(Zhong)常(Chang)用(Yong)的(De)对(Dui)准(Zhun)标(Biao)记(Ji)。其(Qi)中(Zhong)同(Tong)心(Xin)圆(Yuan)形(Xing)者(Zhe)可(Ke)在(Zai)多(Duo)层(Ceng)板(Ban)每(Mei)层(Ceng)的(De)板(Ban)边(Bian)或(Huo)板(Ban)角(Jiao)处(Chu),依(Yi)序(Xu)摆(Bai)设(She)不(Bu)同(Tong)直(Zhi)径(Jing)的(De)圆(Yuan)环(Huan),等(Deng)压(Ya)合(He)后(Hou)只(Zhi)要(Yao)检(Jian)查(Cha)所(Suo)“扫(Sao)出(Chu)”(即(Ji)铣(Xi)出(Chu))立(Li)体(Ti)同(Tong)心(Xin)圆(Yuan)之(Zhi)套(Tao)准(Zhun)情(Qing)形(Xing),即(Ji)可(Ke)判(Pan)断(Duan)其(Qi)层(Ceng)间(Jian)对(Dui)准(Zhun)度(Du)的(De)好(Hao)坏(Huai)。73、Registration对(Dui)准(Zhun)度(Du)电(Dian)路(Lu)板(Ban)面(Mian)各(Ge)种(Zhong)导(Dao)体(Ti)之(Zhi)实(Shi)际(Ji)位(Wei)置(Zhi),与(Yu)原(Yuan)始(Shi)底(Di)片(Pian)或(Huo)原(Yuan)始(Shi)设(She)计(Ji)之(Zhi)原(Yuan)定(Ding)位(Wei)置(Zhi),其(Qi)两(Liang)者(Zhe)之(Zhi)间(Jian)逼(Bi)近(Jin)的(De)程(Cheng)度(Du),谓(Wei)之(Zhi)“ Registration”。大(Da)陆(Lu)业(Ye)界(Jie)译(Yi)为(Wei)“重(Zhong)合(He)度(Du)”。“对(Dui)准(Zhun)度(Du)”可(Ke)指(Zhi)某(Mou)一(Yi)板(Ban)面(Mian)的(De)导(Dao)体(Ti)与(Yu)其(Qi)底(Di)片(Pian)之(Zhi)对(Dui)准(Zhun)程(Cheng)度(Du);或(Huo)指(Zhi)多(Duo)层(Ceng)板(Ban)之(Zhi)“层(Ceng)间(Jian)对(Dui)准(Zhun)度(Du)” (Layer to Layer Registration),皆(Jie)为(Wei)PCB的(De)重(Zhong)要(Yao)品(Pin)质(Zhi)。74、Revision修(Xiu)正(Zheng)版(Ban),改(Gai)订(Ding)版(Ban)指(Zhi)规(Gui)范(Fan)或(Huo)产(Chan)品(Pin)设(She)计(Ji)之(Zhi)修(Xiu)正(Zheng)版(Ban)本(Ben)或(Huo)版(Ban)次(Ci),通(Tong)常(Chang)是(Shi)在(Zai)其(Qi)代(Dai)号(Hao)之(Zhi)后(Hou)加(Jia)上(Shang)大(Da)写(Xie)的(De)英(Ying)文(Wen)字(Zi)母(Mu)做(Zuo)为(Wei)修(Xiu)订(Ding)顺(Shun)序(Xu)之(Zhi)表(Biao)示(Shi)。75、Schemetic Diagram电(Dian)路(Lu)概(Gai)略(Lue)图(Tu)利(Li)用(Yong)各(Ge)种(Zhong)符(Fu)号(Hao)、电(Dian)性(Xing)连(Lian)接(Jie)、零(Ling)件(Jian)外(Wai)形(Xing)等(Deng),所(Suo)画(Hua)成(Cheng)的(De)系(Xi)统(Tong)线(Xian)路(Lu)布(Bu)局(Ju)概(Gai)要(Yao)图(Tu)。76、Secondary Side第(Di)二(Er)面(Mian)此(Ci)即(Ji)电(Dian)路(Lu)板(Ban)早(Zao)期(Qi)原(Yuan)有(You)术(Shu)语(Yu)之(Zhi)“焊(Han)锡(Xi)面(Mian)” (Solder Side)。因(Yin)早(Zao)期(Qi)在(Zai)插(Cha)孔(Kong)焊(Han)接(Jie)零(Ling)件(Jian)时(Shi),所(Suo)有(You)零(Ling)件(Jian)都(Du)装(Zhuang)在(Zai)第(Di)一(Yi)面(Mian) (或(Huo)称(Cheng)Component Side;组(Zu)件(Jian)面(Mian)),第(Di)二(Er)面(Mian)则(Ze)只(Zhi)做(Zuo)为(Wei)波(Bo)焊(Han)接(Jie)触(Chu)用(Yong)途(Tu),故(Gu)称(Cheng)为(Wei)焊(Han)锡(Xi)面(Mian)。待(Dai)近(Jin)年(Nian)来(Lai)因(Yin)SMT表(Biao)面(Mian)粘(Zhan)装(Zhuang)兴(Xing)起(Qi),其(Qi)正(Zheng)反(Fan)两(Liang)面(Mian)都(Du)装(Zhuang)有(You)很(Hen)多(Duo)零(Ling)件(Jian),故(Gu)不(Bu)宜(Yi)再(Zai)续(Xu)称(Cheng)为(Wei)焊(Han)锡(Xi)面(Mian),而(Er)以(Yi)“第(Di)二(Er)面(Mian)”较(Jiao)恰(Qia)当(Dang)。77、Slot, Slotting槽(Cao)口(Kou),开(Kai)槽(Cao)指(Zhi) PCB板(Ban)边(Bian)或(Huo)板(Ban)内(Nei)某(Mou)处(Chu),为(Wei)配(Pei)合(He)组(Zu)装(Zhuang)之(Zhi)需(Xu)求(Qiu),而(Er)须(Xu)进(Jin)行(Xing)“开(Kai)槽(Cao)”以(Yi)做(Zuo)为(Wei)匹(Pi)配(Pei),谓(Wei)之(Zhi)槽(Cao)口(Kou)。在(Zai)金(Jin)手(Shou)指(Zhi)板(Ban)边(Bian)者(Zhe),也(Ye)称(Cheng)为(Wei)“偏(Pian)槽(Cao)”或(Huo)“定(Ding)位(Wei)槽(Cao)”(Polarising Slot or Locating Slot),是(Shi)故(Gu)意(Yi)开(Kai)偏(Pian)以(Yi)避(Bi)免(Mian)金(Jin)手(Shou)指(Zhi)阴(Yin)式(Shi)接(Jie)头(Tou)的(De)插(Cha)反(Fan)。78、Solder Dam锡(Xi)堤(Di)指(Zhi)焊(Han)点(Dian)周(Zhou)围(Wei)由(You)绿(Lv)漆(Qi)厚(Hou)度(Du)所(Suo)形(Xing)成(Cheng)的(De)堤(Di)岸(An),可(Ke)防(Fang)止(Zhi)高(Gao)温(Wen)中(Zhong)熔(Rong)锡(Xi)流(Liu)动(Dong)所(Suo)造(Zao)成(Cheng)之(Zhi)短(Duan)路(Lu),通(Tong)常(Chang)以(Yi)干(Gan)膜(Mo)式(Shi)的(De)防(Fang)焊(Han)膜(Mo)较(Jiao)易(Yi)形(Xing)成(Cheng) Solder Dam。79、Solder Plug锡(Xi)塞(Sai),锡(Xi)柱(Zhu)指(Zhi)在(Zai)波(Bo)焊(Han)中(Zhong)涌(Yong)入(Ru)镀(Du)通(Tong)孔(Kong)内(Nei)的(De)焊(Han)锡(Xi),冷(Leng)却(Que)后(Hou)即(Ji)留(Liu)在(Zai)孔(Kong)中(Zhong)成(Cheng)为(Wei)导(Dao)体(Ti)的(De)一(Yi)部(Bu)份(Fen),称(Cheng)为(Wei)“锡(Xi)塞(Sai)”。若(Ruo)孔(Kong)中(Zhong)已(Yi)有(You)插(Cha)接(Jie)的(De)零(Ling)件(Jian)脚(Jiao)时(Shi),则(Ze)锡(Xi)塞(Sai)还(Huan)具(Ju)有(You)“焊(Han)接(Jie)点(Dian)”的(De)功(Gong)用(Yong)。至(Zhi)于(Yu)目(Mu)前(Qian)一(Yi)般(Ban)不(Bu)再(Zai)用(Yong)于(Yu)插(Cha)接(Jie),而(Er)只(Zhi)做(Zuo)互(Hu)连(Lian)目(Mu)的(De)之(Zhi) PTH,则(Ze)多(Duo)已(Yi)改(Gai)成(Cheng)直(Zhi)径(Jing)在(Zai)20 mil以(Yi)下(Xia)的(De)小(Xiao)孔(Kong),称(Cheng)之(Zhi)为(Wei)导(Dao)通(Tong)孔(Kong) (Via Hole)。此(Ci)等(Deng)小(Xiao)孔(Kong)的(De)两(Liang)端(Duan)都(Du)已(Yi)盖(Gai)满(Man)或(Huo)塞(Sai)满(Man)绿(Lv)漆(Qi),阻(Zu)止(Zhi)助(Zhu)焊(Han)剂(Ji)及(Ji)熔(Rong)锡(Xi)的(De)进(Jin)入(Ru),这(Zhe)种(Zhong)导(Dao)通(Tong)孔(Kong)当(Dang)然(Ran)就(Jiu)不(Bu)会(Hui)再(Zai)有(You) Solder Plug了(Liao)。80、Solder Side焊(Han)锡(Xi)面(Mian)早(Zao)期(Qi)电(Dian)路(Lu)板(Ban)组(Zu)装(Zhuang)完(Wan)全(Quan)以(Yi)通(Tong)孔(Kong)插(Cha)装(Zhuang)为(Wei)主(Zhu)流(Liu),板(Ban)子(Zi)正(Zheng)面(Mian)(即(Ji)零(Ling)组(Zu)件(Jian)面(Mian))常(Chang)用(Yong)来(Lai)插(Cha)装(Zhuang)零(Ling)件(Jian),其(Qi)布(Bu)线(Xian)多(Duo)按(An)“板(Ban)横(Heng)”方(Fang)向(Xiang)排(Pai)列(Lie)。板(Ban)子(Zi)反(Fan)面(Mian)则(Ze)用(Yong)以(Yi)配(Pei)合(He)引(Yin)脚(Jiao)通(Tong)过(Guo)波(Bo)焊(Han)机(Ji)的(De)锡(Xi)波(Bo),故(Gu)称(Cheng)为(Wei)“焊(Han)接(Jie)面(Mian)”,此(Ci)面(Mian)线(Xian)路(Lu)常(Chang)按(An)“板(Ban)长(Chang)”方(Fang)向(Xiang)布(Bu)线(Xian),以(Yi)顺(Shun)从(Cong)锡(Xi)波(Bo)之(Zhi)流(Liu)动(Dong)。此(Ci)词(Ci)之(Zhi)其(Qi)他(Ta)称(Cheng)呼(Hu)尚(Shang)有(You) Secondary Side, Far Side等(Deng)。81、Spacing间(Jian)距(Ju)指(Zhi)两(Liang)平(Ping)行(Xing)导(Dao)体(Ti)间(Jian)其(Qi)绝(Jue)缘(Yuan)空(Kong)地(Di)之(Zhi)宽(Kuan)度(Du)而(Er)言(Yan),通(Tong)常(Chang)将(Jiang)“间(Jian)距(Ju)”与(Yu)“线(Xian)路(Lu)”二(Er)者(Zhe)合(He)称(Cheng)为(Wei)“线(Xian)对(Dui)”(Line Pair)。82、Span跨(Kua)距(Ju)指(Zhi)两(Liang)特(Te)殊(Shu)目(Mu)标(Biao)点(Dian)之(Zhi)间(Jian)所(Suo)涵(Han)盖(Gai)的(De)宽(Kuan)度(Du),或(Huo)某(Mou)一(Yi)目(Mu)标(Biao)点(Dian)与(Yu)参(Can)考(Kao)点(Dian)之(Zhi)间(Jian)的(De)距(Ju)离(Li)。83、Spur底(Di)片(Pian)图(Tu)形(Xing)边(Bian)缘(Yuan)突(Tu)出(Chu)指(Zhi)底(Di)片(Pian)上(Shang)的(De)透(Tou)明(Ming)区(Qu)或(Huo)黑(Hei)暗(An)区(Qu)的(De)线(Xian)路(Lu)图(Tu)形(Xing),当(Dang)其(Qi)边(Bian)缘(Yuan)解(Jie)像(Xiang)不(Bu)良(Liang)发(Fa)生(Sheng)模(Mo)糊(Hu)不(Bu)清(Qing)时(Shi),常(Chang)出(Chu)现(Xian)不(Bu)当(Dang)的(De)突(Tu)出(Chu)点(Dian),称(Cheng)为(Wei)Spur。84、Step and Repeat逐(Zhu)次(Ci)重(Zhong)复(Fu)曝(Pu)光(Guang)面(Mian)积(Ji)很(Hen)小(Xiao)的(De)电(Dian)路(Lu)板(Ban)为(Wei)了(Liao)生(Sheng)产(Chan)方(Fang)便(Bian)起(Qi)见(Jian),在(Zai)底(Di)片(Pian)制(Zhi)作(Zuo)阶(Jie)段(Duan)常(Chang)将(Jiang)同(Tong)一(Yi)图(Tu)案(An)重(Zhong)复(Fu)排(Pai)列(Lie)成(Cheng)较(Jiao)大(Da)的(De)底(Di)片(Pian)。系(Xi)使(Shi)用(Yong)一(Yi)种(Zhong)特(Te)殊(Shu)的(De) Step and Repect 式(Shi)曝(Pu)光(Guang)机(Ji),将(Jiang)同(Tong)一(Yi)小(Xiao)型(Xing)图(Tu)案(An)逐(Zhu)次(Ci)局(Ju)部(Bu)曝(Pu)光(Guang)再(Zai)并(Bing)连(Lian)成(Cheng)为(Wei)一(Yi)个(Ge)大(Da)底(Di)片(Pian),再(Zai)用(Yong)以(Yi)进(Jin)行(Xing)量(Liang)产(Chan)。85、Supported Hole(金(Jin)属(Shu))支(Zhi)助(Zhu)通(Tong)孔(Kong)指(Zhi)正(Zheng)常(Chang)的(De)镀(Du)通(Tong)孔(Kong)(PTH),即(Ji)具(Ju)有(You)金(Jin)属(Shu)孔(Kong)壁(Bi)的(De)钻(Zuan)孔(Kong)。一(Yi)般(Ban)都(Du)省(Sheng)略(Lue)前(Qian)面(Mian)的(De)“支(Zhi)持(Chi)性(Xing)”字(Zi)眼(Yan)。原(Yuan)义(Yi)是(Shi)指(Zhi)可(Ke)导(Dao)电(Dian)及(Ji)提(Ti)供(Gong)引(Yin)脚(Jiao)焊(Han)接(Jie)用(Yong)途(Tu)的(De)通(Tong)孔(Kong)。86、Tab接(Jie)点(Dian),金(Jin)手(Shou)指(Zhi)在(Zai)电(Dian)路(Lu)板(Ban)上(Shang)是(Shi)指(Zhi)板(Ban)边(Bian)系(Xi)列(Lie)接(Jie)点(Dian)的(De)金(Jin)手(Shou)指(Zhi)而(Er)言(Yan),为(Wei)一(Yi)种(Zhong)非(Fei)正(Zheng)式(Shi)的(De)说(Shuo)法(Fa)。87、Tape Up Master原(Yuan)始(Shi)手(Shou)贴(Tie)片(Pian)早(Zao)期(Qi)电(Dian)路(Lu)板(Ban)之(Zhi)底(Di)片(Pian),并(Bing)非(Fei)使(Shi)用(Yong) CAD/CAM及(Ji)雷(Lei)射(She)绘(Hui)图(Tu)机(Ji)所(Suo)制(Zhi)作(Zuo),而(Er)是(Shi)采(Cai)各(Ge)种(Zhong)专(Zhuan)用(Yong)的(De)黑(Hei)色(Se)“贴(Tie)件(Jian)” (如(Ru)线(Xian)路(Lu)、圆(Yuan)垫(Dian)、金(Jin)手(Shou)指(Zhi)等(Deng)尺(Chi)寸(Cun)齐(Qi)全(Quan)之(Zhi)专(Zhuan)用(Yong)品(Pin),以(Yi)Bishop之(Zhi)产(Chan)品(Pin)最(Zui)为(Wei)广(Guang)用(Yong)),在(Zai)方(Fang)眼(Yan)纸(Zhi)上(Shang)以(Yi)手(Shou)工(Gong)贴(Tie)成(Cheng)最(Zui)原(Yuan)始(Shi)的(De)“贴(Tie)片(Pian)”(Tape Up Master),再(Zai)用(Yong)照(Zhao)相(Xiang)机(Ji)缩(Suo)照(Zhao)成(Cheng)第(Di)一(Yi)代(Dai)的(De)原(Yuan)始(Shi)底(Di)片(Pian) (Master Artwork)。十(Shi)余(Yu)年(Nian)前(Qian)日(Ri)本(Ben)有(You)许(Xu)多(Duo)电(Dian)路(Lu)板(Ban)的(De)手(Shou)贴(Tie)片(Pian)工(Gong)作(Zuo),即(Ji)以(Yi)空(Kong)运(Yun)来(Lai)往(Wang)台(Tai)湾(Wan)寻(Xun)求(Qiu)代(Dai)工(Gong)。近(Jin)年(Nian)来(Lai)由(You)于(Yu)电(Dian)脑(Nao)的(De)发(Fa)达(Da)与(Yu)精(Jing)准(Zhun),早(Zao)已(Yi)取(Qu)代(Dai)手(Shou)工(Gong)的(De)做(Zuo)法(Fa)了(Liao)。88、Terminal Clearance端(Duan)子(Zi)空(Kong)环(Huan),端(Duan)子(Zi)让(Rang)环(Huan)在(Zai)内(Nei)层(Ceng)板(Ban)之(Zhi)接(Jie)地(Di)(Ground)或(Huo)电(Dian)压(Ya)(Power)两(Liang)层(Ceng)大(Da)铜(Tong)面(Mian)上(Shang),当(Dang)“镀(Du)通(Tong)孔(Kong)”欲(Yu)从(Cong)内(Nei)层(Ceng)板(Ban)中(Zhong)穿(Chuan)过(Guo)而(Er)又(You)不(Bu)欲(Yu)连(Lian)接(Jie)时(Shi),则(Ze)可(Ke)先(Xian)将(Jiang)孔(Kong)位(Wei)处(Chu)的(De)铜(Tong)面(Mian)蚀(Shi)掉(Diao),而(Er)留(Liu)出(Chu)较(Jiao)大(Da)的(De)圆(Yuan)形(Xing)空(Kong)地(Di),则(Ze)当(Dang)PTH铜(Tong)孔(Kong)壁(Bi)完(Wan)成(Cheng)时(Shi),其(Qi)外(Wai)围(Wei)自(Zi)然(Ran)会(Hui)出(Chu)现(Xian)一(Yi)围(Wei)“空(Kong)环(Huan)”。另(Ling)外(Wai)在(Zai)外(Wai)层(Ceng)板(Ban)面(Mian)上(Shang)加(Jia)印(Yin)绿(Lv)漆(Qi)时(Shi),各(Ge)待(Dai)焊(Han)之(Zhi)孔(Kong)环(Huan)周(Zhou)围(Wei)也(Ye)要(Yao)让(Rang)出(Chu)“环(Huan)状(Zhuang)空(Kong)地(Di)”,避(Bi)免(Mian)绿(Lv)漆(Qi)沾(Zhan)污(Wu)焊(Han)环(Huan)甚(Shen)至(Zhi)进(Jin)孔(Kong)。这(Zhe)两(Liang)种(Zhong)“空(Kong)环(Huan)”也(Ye)可(Ke)称(Cheng)为(Wei)“Terminal Clearance”。89、Terminal端(Duan)子(Zi)广(Guang)义(Yi)上(Shang)所(Suo)说(Shuo)的(De)“端(Duan)子(Zi)”,是(Shi)指(Zhi)做(Zuo)为(Wei)电(Dian)性(Xing)连(Lian)接(Jie)的(De)各(Ge)种(Zhong)装(Zhuang)置(Zhi)或(Huo)零(Ling)件(Jian)。电(Dian)路(Lu)板(Ban)上(Shang)的(De)狭(Xia)义(Yi)用(Yong)法(Fa)是(Shi)指(Zhi)内(Nei)外(Wai)层(Ceng)的(De)各(Ge)种(Zhong)孔(Kong)环(Huan)(Annumlar Ring)而(Er)言(Yan)。同(Tong)义(Yi)词(Ci)尚(Shang)有(You)Pad、Land、Terminal Area、 Terminal Pad、 Solder Pad等(Deng)。90、Thermal Relief散(San)热(Re)式(Shi)镂(Zuo)空(Kong)不(Bu)管(Guan)是(Shi)在(Zai)内(Nei)外(Wai)层(Ceng)板(Ban)上(Shang)的(De)大(Da)铜(Tong)面(Mian),其(Qi)连(Lian)续(Xu)完(Wan)整(Zheng)的(De)面(Mian)积(Ji)皆(Jie)不(Bu)可(Ke)过(Guo)大(Da),以(Yi)免(Mian)板(Ban)子(Zi)在(Zai)高(Gao)温(Wen)中(Zhong)(如(Ru)焊(Han)接(Jie)),因(Yin)板(Ban)材(Cai)与(Yu)铜(Tong)皮(Pi)之(Zhi)间(Jian)膨(Peng)胀(Zhang)系(Xi)数(Shu)的(De)差(Cha)异(Yi)而(Er)造(Zao)成(Cheng)板(Ban)翘(Qiao)、浮(Fu)离(Li),或(Huo)起(Qi)泡(Pao)等(Deng)毛(Mao)病(Bing)。一(Yi)般(Ban)可(Ke)在(Zai)大(Da)铜(Tong)面(Mian)上(Shang)采(Cai)“网(Wang)球(Qiu)拍(Pai)”式(Shi)的(De)镂(Zuo)空(Kong),以(Yi)减(Jian)少(Shao)热(Re)冲(Chong)击(Ji)。此(Ci)词(Ci)亦(Yi)称(Cheng)为(Wei) Halfonning或(Huo)Crosshatching等(Deng)。UL规(Gui)定(Ding)在(Zai)其(Qi)认(Ren)证(Zheng)的(De)“黄(Huang)卡(Ka)”中(Zhong),需(Xu)要(Yao)登(Deng)载(Zai)在(Zai)板(Ban)子(Zi)上(Shang)最(Zui)大(Da)铜(Tong)面(Mian)的(De)直(Zhi)径(Jing),即(Ji)是(Shi)一(Yi)种(Zhong)安(An)全(Quan)的(De)考(Kao)虑(Lv)。91、Thermal Via导(Dao)热(Re)孔(Kong),散(San)热(Re)孔(Kong)是(Shi)分(Fen)布(Bu)在(Zai)高(Gao)功(Gong)率(Lv)(如(Ru)5W以(Yi)上(Shang))大(Da)型(Xing)零(Ling)件(Jian) (如(Ru)CPU或(Huo)其(Qi)他(Ta)驱(Qu)动(Dong)IC)腹(Fu)底(Di)板(Ban)面(Mian)上(Shang)的(De)通(Tong)孔(Kong),此(Ci)等(Deng)通(Tong)孔(Kong)不(Bu)具(Ju)导(Dao)电(Dian)互(Hu)连(Lian)功(Gong)能(Neng)只(Zhi)做(Zuo)散(San)热(Re)用(Yong)途(Tu)。有(You)时(Shi)还(Huan)会(Hui)与(Yu)较(Jiao)大(Da)的(De)铜(Tong)面(Mian)连(Lian)接(Jie),以(Yi)增(Zeng)加(Jia)直(Zhi)接(Jie)散(San)热(Re)的(De)效(Xiao)果(Guo)。此(Ci)等(Deng)散(San)热(Re)孔(Kong)对(Dui) Z方(Fang)向(Xiang)热(Re)应(Ying)力(Li)具(Ju)有(You)舒(Shu)缓(Huan)的(De)作(Zuo)用(Yong)。精(Jing)密(Mi)Daught Card的(De) 8 层(Ceng)小(Xiao)板(Ban),或(Huo)在(Zai)某(Mou)些(Xie)BGA双(Shuang)面(Mian)板(Ban)上(Shang),就(Jiu)常(Chang)有(You)这(Zhe)种(Zhong)格(Ge)点(Dian)排(Pai)列(Lie)的(De)散(San)热(Re)孔(Kong),与(Yu)两(Liang)面(Mian)镀(Du)金(Jin)的(De)“散(San)热(Re)座(Zuo)”等(Deng)设(She)计(Ji)。92、Throwing Power分(Fen)布(Bu)力(Li)当(Dang)电(Dian)镀(Du)进(Jin)行(Xing)时(Shi),因(Yin)处(Chu)在(Zai)阴(Yin)极(Ji)的(De)工(Gong)作(Zuo)物(Wu)受(Shou)其(Qi)外(Wai)形(Xing)的(De)影(Ying)响(Xiang),造(Zao)成(Cheng)“原(Yuan)始(Shi)电(Dian)流(Liu)分(Fen)布(Bu)” (Primary Current Distribution)的(De)高(Gao)低(Di)不(Bu)均(Jun),而(Er)出(Chu)现(Xian)镀(Du)层(Ceng)厚(Hou)度(Du)的(De)差(Cha)异(Yi)。此(Ci)时(Shi)口(Kou)在(Zai)槽(Cao)液(Ye)中(Zhong)添(Tian)加(Jia)各(Ge)种(Zhong)有(You)机(Ji)助(Zhu)剂(Ji)(如(Ru)光(Guang)泽(Ze)剂(Ji)、整(Zheng)平(Ping)剂(Ji)、润(Run)湿(Shi)剂(Ji)等(Deng)),使(Shi)阴(Yin)极(Ji)表(Biao)面(Mian)原(Yuan)有(You)之(Zhi)高(Gao)电(Dian)流(Liu)区(Qu)域(Yu),在(Zai)各(Ge)种(Zhong)有(You)机(Ji)物(Wu)的(De)影(Ying)响(Xiang)下(Xia),对(Dui)原(Yuan)本(Ben)快(Kuai)速(Su)增(Zeng)厚(Hou)的(De)镀(Du)层(Ceng)有(You)一(Yi)种(Zhong)减(Jian)缓(Huan)作(Zuo)用(Yong),从(Cong)而(Er)得(De)以(Yi)拉(La)近(Jin)与(Yu)低(Di)电(Dian)流(Liu)区(Qu)域(Yu)在(Zai)镀(Du)厚(Hou)上(Shang)的(De)差(Cha)异(Yi)。这(Zhe)种(Zhong)槽(Cao)液(Ye)中(Zhong)有(You)机(Ji)添(Tian)加(Jia)剂(Ji)对(Dui)阴(Yin)极(Ji)镀(Du)厚(Hou)分(Fen)布(Bu)的(De)改(Gai)善(Shan)能(Neng)力(Li),称(Cheng)为(Wei)槽(Cao)液(Ye)的(De)“分(Fen)布(Bu)力(Li)”,是(Shi)一(Yi)种(Zhong)需(Xu)高(Gao)度(Du)配(Pei)合(He)的(De)复(Fu)杂(Za)实(Shi)验(Yan)结(Jie)果(Guo)。当(Dang)湿(Shi)式(Shi)电(Dian)解(Jie)制(Zhi)程(Cheng)为(Wei)阳(Yang)极(Ji)处(Chu)理(Li)时(Shi),则(Ze)此(Ci)“分(Fen)布(Bu)力(Li)”一(Yi)词(Ci)也(Ye)适(Shi)用(Yong)于(Yu)挂(Gua)在(Zai)阳(Yang)极(Ji)的(De)工(Gong)作(Zuo)物(Wu)。如(Ru)铝(Lv)件(Jian)的(De)阳(Yang)极(Ji)处(Chu)理(Li),就(Jiu)是(Shi)常(Chang)见(Jian)的(De)例(Li)子(Zi)。93、Thermo-Via导(Dao)热(Re)孔(Kong)指(Zhi)电(Dian)路(Lu)板(Ban)上(Shang)之(Zhi)大(Da)型(Xing) IC 等(Deng)高(Gao)功(Gong)率(Lv)零(Ling)件(Jian),在(Zai)工(Gong)作(Zuo)中(Zhong)会(Hui)发(Fa)生(Sheng)多(Duo)量(Liang)的(De)热(Re)能(Neng),组(Zu)装(Zhuang)板(Ban)必(Bi)须(Xu)要(Yao)将(Jiang)此(Ci)额(E)外(Wai)的(De)热(Re)量(Liang)予(Yu)以(Yi)排(Pai)散(San),以(Yi)免(Mian)损(Sun)及(Ji)该(Gai)电(Dian)子(Zi)设(She)备(Bei)的(De)寿(Shou)命(Ming)。其(Qi)中(Zhong)一(Yi)种(Zhong)简(Jian)单(Dan)的(De)散(San)热(Re)方(Fang)法(Fa),就(Jiu)是(Shi)利(Li)用(Yong)表(Biao)面(Mian)粘(Zhan)装(Zhuang)大(Da)型(Xing) IC的(De)底(Di)座(Zuo)板(Ban)材(Cai)空(Kong)地(Di),刻(Ke)意(Yi)另(Ling)加(Jia)制(Zhi)作(Zuo)PTH,将(Jiang)大(Da)型(Xing)IC所(Suo)发(Fa)的(De)热(Re),直(Zhi)接(Jie)引(Yin)至(Zhi)板(Ban)子(Zi)背(Bei)面(Mian)的(De)大(Da)铜(Tong)面(Mian)上(Shang),以(Yi)进(Jin)行(Xing)散(San)热(Re)。此(Ci)种(Zhong)专(Zhuan)用(Yong)于(Yu)传(Chuan)热(Re)而(Er)不(Bu)导(Dao)电(Dian)的(De)通(Tong)孔(Kong),称(Cheng)为(Wei) Thermo-Via。94、Tie Bar分(Fen)流(Liu)条(Tiao)在(Zai)电(Dian)路(Lu)板(Ban)工(Gong)业(Ye)中(Zhong)是(Shi)指(Zhi)板(Ban)面(Mian)经(Jing)蚀(Shi)刻(Ke)得(De)到(Dao)独(Du)立(Li)线(Xian)路(Lu)后(Hou),若(Ruo)还(Huan)需(Xu)再(Zai)做(Zuo)进(Jin)一(Yi)步(Bu)电(Dian)镀(Du)时(Shi),须(Xu)预(Yu)先(Xian)加(Jia)设(She)导(Dao)电(Dian)的(De)路(Lu)径(Jing)才(Cai)能(Neng)继(Ji)续(Xu)进(Jin)行(Xing)。例(Li)如(Ru)于(Yu)金(Jin)手(Shou)指(Zhi)区(Qu)的(De)铜(Tong)面(Mian)上(Shang),再(Zai)进(Jin)行(Xing)镀(Du)镍(Nie)镀(Du)金(Jin)时(Shi),只(Zhi)能(Neng)靠(Kao)特(Te)别(Bie)留(Liu)下(Xia)来(Lai)的(De) Bus Bar( 汇(Hui)流(Liu)条(Tiao))及(Ji) Tie Bar 去(Qu)接(Jie)通(Tong)来(Lai)自(Zi)阴(Yin)极(Ji)杆(Gan)的(De)电(Dian)流(Liu)。此(Ci)临(Lin)时(Shi)导(Dao)电(Dian)用(Yong)的(De)两(Liang)种(Zhong)“工(Gong)具(Ju)线(Xian)路(Lu)”,在(Zai)板(Ban)子(Zi)完(Wan)工(Gong)后(Hou)均(Jun)将(Jiang)自(Zi)板(Ban)边(Bian)予(Yu)以(Yi)切(Qie)除(Chu)。95、Tooling Feature工(Gong)具(Ju)标(Biao)的(De)物(Wu)是(Shi)指(Zhi)电(Dian)路(Lu)板(Ban)在(Zai)各(Ge)种(Zhong)制(Zhi)作(Zuo)及(Ji)组(Zu)制(Zhi)过(Guo)程(Cheng)中(Zhong),用(Yong)以(Yi)定(Ding)位(Wei)、对(Dui)准(Zhun)、参(Can)考(Kao)之(Zhi)各(Ge)种(Zhong)标(Biao)志(Zhi)物(Wu)。如(Ru)工(Gong)具(Ju)孔(Kong)、参(Can)考(Kao)点(Dian)、裁(Cai)切(Qie)点(Dian)、参(Can)考(Kao)线(Xian)、定(Ding)位(Wei)孔(Kong)、定(Ding)位(Wei)槽(Cao)、对(Dui)准(Zhun)记(Ji)号(Hao)等(Deng),总(Zong)称(Cheng)为(Wei)“工(Gong)具(Ju)用(Yong)标(Biao)的(De)物(Wu)”。96、Trace线(Xian)路(Lu)、导(Dao)线(Xian)指(Zhi)电(Dian)路(Lu)板(Ban)上(Shang)一(Yi)般(Ban)导(Dao)线(Xian)或(Huo)线(Xian)路(Lu)而(Er)言(Yan),通(Tong)常(Chang)并(Bing)不(Bu)包(Bao)括(Kuo)通(Tong)孔(Kong)、大(Da)地(Di),焊(Han)垫(Dian)及(Ji)孔(Kong)环(Huan)等(Deng)。原(Yuan)文(Wen)中(Zhong)当(Dang)成(Cheng)“线(Xian)路(Lu)”用(Yong)的(De)术(Shu)语(Yu)尚(Shang)有(You)Track、Line、 Line Run、Conductor等(Deng)。97、Trim Line裁(Cai)切(Qie)线(Xian)电(Dian)路(Lu)板(Ban)成(Cheng)品(Pin)的(De)外(Wai)围(Wei),在(Zai)切(Qie)外(Wai)型(Xing)时(Shi)所(Suo)应(Ying)遵(Zun)循(Xun)的(De)边(Bian)界(Jie)线(Xian)称(Cheng)为(Wei) Trim Line。98、True Position真(Zhen)位(Wei)指(Zhi)电(Dian)路(Lu)板(Ban)孔(Kong)位(Wei)或(Huo)板(Ban)面(Mian)各(Ge)种(Zhong)标(Biao)的(De)物(Wu)(Feature),其(Qi)等(Deng)在(Zai)设(She)计(Ji)上(Shang)所(Suo)坐(Zuo)落(Luo)的(De)理(Li)论(Lun)位(Wei)置(Zhi),称(Cheng)为(Wei)真(Zhen)位(Wei)。但(Dan)由(You)于(Yu)各(Ge)种(Zhong)图(Tu)形(Xing)转(Zhuan)移(Yi)以(Yi)及(Ji)机(Ji)械(Xie)加(Jia)工(Gong)制(Zhi)程(Cheng)等(Deng),不(Bu)免(Mian)都(Du)隐(Yin)藏(Cang)着(Zhuo)误(Wu)差(Cha)公(Gong)差(Cha),不(Bu)可(Ke)能(Neng)每(Mei)片(Pian)都(Du)很(Hen)准(Zhun)确(Que)。当(Dang)板(Ban)子(Zi)在(Zai)完(Wan)工(Gong)时(Shi),只(Zhi)要(Yao)“标(Biao)的(De)”仍(Reng)处(Chu)于(Yu)真(Zhen)位(Wei)所(Suo)要(Yao)求(Qiu)圆(Yuan)面(Mian)积(Ji)的(De)半(Ban)径(Jing)公(Gong)差(Cha)范(Fan)围(Wei)内(Nei)(True Position Tolerance),而(Er)不(Bu)影(Ying)响(Xiang)组(Zu)装(Zhuang)及(Ji)终(Zhong)端(Duan)功(Gong)能(Neng)时(Shi),则(Ze)其(Qi)品(Pin)质(Zhi)即(Ji)可(Ke)允(Yun)收(Shou)。99、Unsupported Hole非(Fei)镀(Du)通(Tong)孔(Kong)指(Zhi)不(Bu)做(Zuo)导(Dao)通(Tong)或(Huo)插(Cha)装(Zhuang)零(Ling)件(Jian)用(Yong)途(Tu),又(You)无(Wu)镀(Du)铜(Tong)孔(Kong)壁(Bi)之(Zhi)钻(Zuan)孔(Kong)而(Er)言(Yan),通(Tong)常(Chang)此(Ci)等(Deng)NPTH孔(Kong)径(Jing)多(Duo)半(Ban)很(Hen)大(Da),如(Ru) 125 mil之(Zhi)锁(Suo)螺(Luo)丝(Si)孔(Kong)即(Ji)是(Shi)。100、Via Hole导(Dao)通(Tong)孔(Kong)指(Zhi)电(Dian)路(Lu)板(Ban)上(Shang)只(Zhi)做(Zuo)为(Wei)导(Dao)电(Dian)互(Hu)连(Lian)用(Yong)途(Tu),而(Er)不(Bu)再(Zai)插(Cha)焊(Han)零(Ling)件(Jian)脚(Jiao)之(Zhi) PTH 而(Er)言(Yan)。此(Ci)等(Deng)导(Dao)通(Tong)孔(Kong)有(You)贯(Guan)穿(Chuan)全(Quan)板(Ban)的(De)“全(Quan)通(Tong)导(Dao)孔(Kong)”(Through Via Hole)、有(You)只(Zhi)接(Jie)通(Tong)至(Zhi)板(Ban)面(Mian)而(Er)未(Wei)全(Quan)部(Bu)贯(Guan)穿(Chuan)的(De)“盲(Mang)导(Dao)孔(Kong)”(Blind Via Hole)、有(You)不(Bu)与(Yu)板(Ban)面(Mian)接(Jie)通(Tong)却(Que)埋(Mai)藏(Cang)在(Zai)板(Ban)材(Cai)内(Nei)部(Bu)之(Zhi)“埋(Mai)通(Tong)孔(Kong)”(Buried Via Hole)等(Deng)。此(Ci)等(Deng)复(Fu)杂(Za)的(De)局(Ju)部(Bu)通(Tong)孔(Kong),是(Shi)以(Yi)逐(Zhu)次(Ci)连(Lian)续(Xu)压(Ya)合(He)法(Fa)(Sequential Lamination) 所(Suo)制(Zhi)作(Zuo)完(Wan)成(Cheng)的(De)。此(Ci)词(Ci)也(Ye)常(Chang)简(Jian)称(Cheng)为(Wei)“Via”。101、Voltage Plane Clearance电(Dian)压(Ya)层(Ceng)的(De)空(Kong)环(Huan)当(Dang)镀(Du)通(Tong)孔(Kong)须(Xu)穿(Chuan)过(Guo)多(Duo)层(Ceng)板(Ban)之(Zhi)内(Nei)藏(Cang)电(Dian)压(Ya)层(Ceng),而(Er)不(Bu)欲(Yu)与(Yu)之(Zhi)接(Jie)触(Chu)时(Shi),可(Ke)在(Zai)电(Dian)压(Ya)层(Ceng)的(De)铜(Tong)面(Mian)上(Shang)先(Xian)行(Xing)蚀(Shi)刻(Ke)出(Chu)圆(Yuan)形(Xing)空(Kong)地(Di),压(Ya)合(He)后(Hou)再(Zai)于(Yu)此(Ci)稍(Shao)大(Da)的(De)空(Kong)地(Di)上(Shang)钻(Zuan)出(Chu)较(Jiao)小(Xiao)的(De)孔(Kong),并(Bing)继(Ji)续(Xu)完(Wan)成(Cheng)PTH。此(Ci)时(Shi)其(Qi)管(Guan)状(Zhuang)孔(Kong)铜(Tong)壁(Bi)与(Yu)电(Dian)压(Ya)层(Ceng)大(Da)铜(Tong)面(Mian)之(Zhi)间(Jian),即(Ji)有(You)一(Yi)圈(Quan)空(Kong)环(Huan)存(Cun)在(Zai)而(Er)得(De)以(Yi)绝(Jue)缘(Yuan),称(Cheng)之(Zhi)为(Wei)Clearance。102、Voltage Plane电(Dian)压(Ya)层(Ceng)是(Shi)指(Zhi)电(Dian)路(Lu)板(Ban)上(Shang)驱(Qu)动(Dong)各(Ge)种(Zhong)零(Ling)件(Jian)工(Gong)作(Zuo)所(Suo)需(Xu)的(De)电(Dian)压(Ya),可(Ke)藉(Jie)由(You)板(Ban)面(Mian)一(Yi)种(Zhong)公(Gong)共(Gong)铜(Tong)导(Dao)体(Ti)区(Qu)予(Yu)以(Yi)供(Gong)给(Gei),或(Huo)多(Duo)层(Ceng)板(Ban)中(Zhong)以(Yi)一(Yi)个(Ge)层(Ceng)次(Ci)做(Zuo)为(Wei)电(Dian)压(Ya)层(Ceng),如(Ru)四(Si)层(Ceng)板(Ban)的(De)两(Liang)内(Nei)层(Ceng)之(Zhi)一(Yi)就(Jiu)是(Shi)电(Dian)压(Ya)层(Ceng)(如(Ru)5V或(Huo) 12V),一(Yi)般(Ban)以(Yi)Vcc符(Fu)号(Hao)表(Biao)示(Shi)。另(Ling)一(Yi)层(Ceng)是(Shi)接(Jie)地(Di)层(Ceng) (Groung Plane)。通(Tong)常(Chang)多(Duo)层(Ceng)板(Ban)的(De)电(Dian)压(Ya)层(Ceng)除(Chu)供(Gong)给(Gei)零(Ling)件(Jian)所(Suo)需(Xu)的(De)电(Dian)压(Ya)外(Wai),也(Ye)兼(Jian)做(Zuo)散(San)热(Re) (Heat Sinking)与(Yu)屏(Ping)障(Zhang)(Shielding)之(Zhi)功(Gong)能(Neng)。103、Wiring Pattern布(Bu)线(Xian)图(Tu)形(Xing)指(Zhi)电(Dian)路(Lu)板(Ban)设(She)计(Ji)上(Shang)之(Zhi)“布(Bu)线(Xian)”图(Tu)形(Xing),与(Yu)Circuitry Pattern、 Line Run Pattern等(Deng)同(Tong)义(Yi)。104、Working Master工(Gong)作(Zuo)母(Mu)片(Pian)指(Zhi)比(Bi)例(Li)为(Wei)1:1大(Da)小(Xiao),能(Neng)用(Yong)于(Yu)电(Dian)路(Lu)板(Ban)生(Sheng)产(Chan)的(De)底(Di)片(Pian),并(Bing)可(Ke)直(Zhi)接(Jie)再(Zai)翻(Fan)制(Zhi)成(Cheng)生(Sheng)产(Chan)线(Xian)上(Shang)的(De)实(Shi)际(Ji)使(Shi)用(Yong)的(De)底(Di)片(Pian),这(Zhe)种(Zhong)原(Yuan)始(Shi)底(Di)片(Pian)称(Cheng)之(Zhi) Working Master。CAD Computer Aided Design ; 电(Dian)脑(Nao)辅(Fu)助(Zhu)设(She)计(Ji)CAE Computer Aided Engineering ; 电(Dian)脑(Nao)辅(Fu)助(Zhu)工(Gong)程(Cheng)CAM Computer Aided Manufacturing ; 电(Dian)脑(Nao)辅(Fu)助(Zhu)制(Zhi)造(Zao)MLB Multilayer Board ; 多(Duo)层(Ceng)板(Ban) (指(Zhi)PCB的(De)多(Duo)层(Ceng)板(Ban))PCB Printed Circuit Board; 印(Yin)刷(Shua)电(Dian)路(Lu)板(Ban)(亦(Yi)做(Zuo)PWB,其(Qi)中(Zhong)间(Jian)为(Wei)Wiring,不(Bu)过(Guo)目(Mu)前(Qian)已(Yi)更(Geng)简(Jian)称(Cheng)为(Wei) Printed Board。大(Da)陆(Lu)术(Shu)语(Yu)为(Wei)“印(Yin)制(Zhi)电(Dian)路(Lu)板(Ban)”)SMOBC Solder Mask Over Bare Copper ; 绿(Lv)漆(Qi)直(Zhi)接(Jie)印(Yin)于(Yu)裸(Luo)铜(Tong)板(Ban)上(Shang) (即(Ji)喷(Pen)锡(Xi)板(Ban))。

zijinguimo:ribenzhengfuyu1995nian5yuetouruliao2wanyiriyuanchenglizhuyaozijinlaiziyuyinxingyedegushiandingjijinwendinggushi,riguzaiduanqidezhendanghoudafufandanshangxing,cicixiaoguoshifenxianzhu。rupin1:yili mengniu guangming feihe youranmuye xiandaimuye

大(顿补)多(顿耻辞)数(厂丑耻)经(闯颈苍驳)济(闯颈)学(齿耻别)家(闯颈补)预(驰耻)计(闯颈),日(搁颈)本(叠别苍)央(驰补苍驳)行(齿颈苍驳)今(闯颈苍)年(狈颈补苍)将(闯颈补苍驳)出(颁丑耻)现(齿颈补苍)某(惭辞耻)种(窜丑辞苍驳)形(齿颈苍驳)式(厂丑颈)的(顿别)政(窜丑别苍驳)策(颁别)变(叠颈补苍)化(贬耻补)。但(顿补苍)在(窜补颈)不(叠耻)扰(搁补辞)乱(尝耻补苍)市(厂丑颈)场(颁丑补苍驳)的(顿别)情(蚕颈苍驳)况(碍耻补苍驳)下(齿颈补)退(罢耻颈)出(颁丑耻)刺(颁颈)激(闯颈)框(碍耻补苍驳)架(闯颈补)仍(搁别苍驳)是(厂丑颈)一(驰颈)个(骋别)困(碍耻苍)难(狈补苍)的(顿别)平(笔颈苍驳)衡(贬别苍驳)行(齿颈苍驳)为(奥别颈)。

3日收盘后,外交部也回应了。美联储主席鲍威尔表示,在本月美国有三家银行倒闭后,美联储准备“使用我们所有的工具”来保持银行系统安全、稳固和高效。《拍摄指南》汤软啵啵冲晋江文学城冲【原创小说触纯爱...

随着比亚迪打响龙年价格战其它国产汽车品牌也开始纷纷跟上脚步这不作为长安汽车在SUV领域的销量支柱长安第三代CS75 PLUS也推出了冠军版车型相比此前的普通版本冠军版起步价格来到了12.19万元价格门槛进一步下调同时在外观和配置方面它也进行了调整那么长安第三代CS75 PLUS冠军版是否更值得入手了呢

发布于:城关区
声明:该文观点仅代表作者本人,搜狐号系信息发布平台,搜狐仅提供信息存储空间服务。
意见反馈 合作

Copyright ? 2023 Sohu All Rights Reserved

搜狐公司 版权所有