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学(Xue)习(Xi)才(Cai)不(Bu)被(Bei)忽(Hu)悠(You) PC电(Dian)源(Yuan)技(Ji)术(Shu)词(Ci)汇(Hui)挨(Ai)个(Ge)看(Kan)2014-08-12 05:57·中(Zhong)关(Guan)村(Cun)在(Zai)线(Xian)| 责(Ze)编(Bian):司(Si)宇(Yu)现(Xian)在(Zai)消(Xiao)费(Fei)者(Zhe)选(Xuan)购(Gou)电(Dian)源(Yuan),除(Chu)了(Liao)看(Kan)重(Zhong)品(Pin)牌(Pai)、价(Jia)格(Ge)、功(Gong)率(Lv)之(Zhi)外(Wai)这(Zhe)些(Xie)外(Wai)在(Zai)的(De)参(Can)数(Shu),很(Hen)少(Shao)会(Hui)注(Zhu)意(Yi)到(Dao)电(Dian)源(Yuan)的(De)一(Yi)些(Xie)技(Ji)术(Shu)词(Ci)汇(Hui),比(Bi)如(Ru)主(Zhu)动(Dong)PFC、被(Bei)动(Dong)PFC、滤(Lv)波(Bo)电(Dian)路(Lu)等(Deng)等(Deng)。其(Qi)实(Shi)如(Ru)果(Guo)消(Xiao)费(Fei)者(Zhe)能(Neng)够(Gou)弄(Nong)明(Ming)白(Bai)其(Qi)中(Zhong)蕴(Yun)含(Han)的(De)一(Yi)些(Xie)知(Zhi)识(Shi),对(Dui)于(Yu)选(Xuan)购(Gou)电(Dian)源(Yuan)是(Shi)非(Fei)常(Chang)有(You)帮(Bang)助(Zhu)的(De)。今(Jin)天(Tian)笔(Bi)者(Zhe)就(Jiu)给(Gei)网(Wang)友(You)们(Men)介(Jie)绍(Shao)一(Yi)下(Xia)电(Dian)源(Yuan)的(De)技(Ji)术(Shu)词(Ci)汇(Hui)。学(Xue)习(Xi)才(Cai)不(Bu)被(Bei)忽(Hu)悠(You) PC电(Dian)源(Yuan)技(Ji)术(Shu)词(Ci)汇(Hui)挨(Ai)个(Ge)看(Kan)电(Dian)源(Yuan)作(Zuo)为(Wei)主(Zhu)机(Ji)内(Nei)部(Bu)看(Kan)起(Qi)来(Lai)并(Bing)不(Bu)起(Qi)眼(Yan)的(De)硬(Ying)件(Jian),其(Qi)实(Shi)涉(She)及(Ji)很(Hen)多(Duo)知(Zhi)识(Shi),很(Hen)多(Duo)消(Xiao)费(Fei)者(Zhe)如(Ru)果(Guo)弄(Nong)不(Bu)明(Ming)白(Bai)其(Qi)中(Zhong)的(De)道(Dao)理(Li),也(Ye)比(Bi)较(Jiao)容(Rong)易(Yi)上(Shang)当(Dang)受(Shou)骗(Pian)。而(Er)且(Qie)电(Dian)源(Yuan)不(Bu)像(Xiang)CPU只(Zhi)有(You)2家(Jia)厂(Chang)商(Shang),各(Ge)种(Zhong)山(Shan)寨(Zhai)货(Huo)也(Ye)是(Shi)琳(Lin)琅(Lang)满(Man)目(Mu),今(Jin)天(Tian)给(Gei)网(Wang)友(You)们(Men)科(Ke)普(Pu)几(Ji)个(Ge)词(Ci)汇(Hui),在(Zai)面(Mian)对(Dui)无(Wu)良(Liang)商(Shang)家(Jia)的(De)时(Shi)候(Hou)也(Ye)能(Neng)有(You)一(Yi)战(Zhan)的(De)资(Zi)本(Ben)。PFC就(Jiu)是(Shi)功(Gong)率(Lv)因(Yin)数(Shu)校(Xiao)正(Zheng)什(Shi)么(Me)是(Shi)PFC,意(Yi)思(Si)是(Shi)“功(Gong)率(Lv)因(Yin)数(Shu)校(Xiao)正(Zheng)”,通(Tong)俗(Su)的(De)话(Hua)说(Shuo),就(Jiu)是(Shi)提(Ti)高(Gao)有(You)用(Yong)功(Gong)的(De)比(Bi)重(Zhong)。而(Er)计(Ji)算(Suan)机(Ji)开(Kai)关(Guan)电(Dian)源(Yuan)是(Shi)一(Yi)种(Zhong)电(Dian)容(Rong)输(Shu)入(Ru)型(Xing)电(Dian)路(Lu),其(Qi)电(Dian)流(Liu)和(He)电(Dian)压(Ya)之(Zhi)间(Jian)的(De)相(Xiang)位(Wei)差(Cha)会(Hui)造(Zao)成(Cheng)交(Jiao)换(Huan)功(Gong)率(Lv)的(De)损(Sun)失(Shi),此(Ci)时(Shi)便(Bian)需(Xu)要(Yao)PFC电(Dian)路(Lu)提(Ti)高(Gao)功(Gong)率(Lv)因(Yin)数(Shu)。目(Mu)前(Qian)的(De)PFC有(You)两(Liang)种(Zhong),分(Fen)为(Wei)被(Bei)动(Dong)式(Shi)PFC和(He)主(Zhu)动(Dong)式(Shi)PFC。电(Dian)源(Yuan)内(Nei)部(Bu)结(Jie)构(Gou)被(Bei)动(Dong)PFC特(Te)点(Dian)首(Shou)先(Xian)看(Kan)下(Xia)被(Bei)动(Dong)PFC和(He)主(Zhu)动(Dong)PFC在(Zai)设(She)计(Ji)上(Shang)有(You)什(Shi)么(Me)区(Qu)别(Bie),被(Bei)动(Dong)式(Shi)PFC一(Yi)般(Ban)是(Shi)一(Yi)个(Ge)体(Ti)积(Ji)较(Jiao)大(Da)的(De)电(Dian)感(Gan),内(Nei)部(Bu)是(Shi)铜(Tong)线(Xian)缠(Chan)绕(Rao)硅(Gui)钢(Gang)片(Pian)以(Yi)绝(Jue)缘(Yuan)胶(Jiao)纸(Zhi)包(Bao)覆(Fu),外(Wai)形(Xing)和(He)小(Xiao)变(Bian)压(Ya)器(Qi)非(Fei)常(Chang)相(Xiang)似(Si)。被(Bei)动(Dong)式(Shi)PFC采(Cai)用(Yong)电(Dian)感(Gan)补(Bu)偿(Chang)方(Fang)法(Fa)使(Shi)交(Jiao)流(Liu)输(Shu)入(Ru)的(De)基(Ji)波(Bo)电(Dian)流(Liu)与(Yu)电(Dian)压(Ya)之(Zhi)间(Jian)相(Xiang)位(Wei)差(Cha)减(Jian)小(Xiao)来(Lai)提(Ti)高(Gao)功(Gong)率(Lv)因(Yin)数(Shu),被(Bei)动(Dong)式(Shi)PFC的(De)功(Gong)率(Lv)因(Yin)数(Shu)只(Zhi)能(Neng)达(Da)到(Dao)0.6~0.75,一(Yi)般(Ban)放(Fang)置(Zhi)在(Zai)高(Gao)压(Ya)滤(Lv)波(Bo)电(Dian)容(Rong)附(Fu)近(Jin)。被(Bei)动(Dong)PFC方(Fang)案(An)简(Jian)单(Dan)的(De)结(Jie)构(Gou)也(Ye)形(Xing)成(Cheng)了(Liao)其(Qi)最(Zui)大(Da)的(De)特(Te)点(Dian)——低(Di)成(Cheng)本(Ben)。被(Bei)动(Dong)式(Shi)PFC设(She)计(Ji)主(Zhu)动(Dong)PFC特(Te)点(Dian)相(Xiang)对(Dui)于(Yu)被(Bei)动(Dong)PFC简(Jian)单(Dan)直(Zhi)观(Guan)的(De)外(Wai)形(Xing),主(Zhu)动(Dong)式(Shi)PFC电(Dian)路(Lu)要(Yao)复(Fu)杂(Za)许(Xu)多(Duo)。主(Zhu)动(Dong)式(Shi)PFC电(Dian)路(Lu)是(Shi)由(You)电(Dian)感(Gan)线(Xian)圈(Quan)、滤(Lv)波(Bo)电(Dian)容(Rong)、开(Kai)关(Guan)管(Guan)及(Ji)控(Kong)制(Zhi)IC等(Deng)元(Yuan)件(Jian)组(Zu)成(Cheng)的(De)一(Yi)个(Ge)升(Sheng)压(Ya)电(Dian)路(Lu),可(Ke)以(Yi)将(Jiang)输(Shu)入(Ru)电(Dian)压(Ya)提(Ti)高(Gao)、减(Jian)少(Shao)电(Dian)流(Liu)的(De)电(Dian)能(Neng)损(Sun)耗(Hao)。主(Zhu)动(Dong)式(Shi)PFC可(Ke)以(Yi)达(Da)到(Dao)较(Jiao)高(Gao)的(De)功(Gong)率(Lv)因(Yin)数(Shu)──通(Tong)常(Chang)可(Ke)达(Da)98%以(Yi)上(Shang),但(Dan)由(You)于(Yu)电(Dian)路(Lu)较(Jiao)复(Fu)杂(Za)、元(Yuan)件(Jian)较(Jiao)多(Duo),所(Suo)以(Yi)成(Cheng)本(Ben)也(Ye)相(Xiang)对(Dui)较(Jiao)高(Gao)。主(Zhu)动(Dong)PFC设(She)计(Ji)主(Zhu)动(Dong)PFC优(You)势(Shi)那(Na)么(Me)为(Wei)什(Shi)么(Me)主(Zhu)动(Dong)式(Shi)PFC的(De)转(Zhuan)换(Huan)效(Xiao)率(Lv)要(Yao)高(Gao)于(Yu)被(Bei)动(Dong)式(Shi)PFC呢(Ne)?被(Bei)动(Dong)PFC对(Dui)电(Dian)路(Lu)的(De)要(Yao)求(Qiu)比(Bi)主(Zhu)动(Dong)PFC要(Yao)低(Di),市(Shi)面(Mian)上(Shang)99%的(De)被(Bei)动(Dong)PFC电(Dian)源(Yuan)都(Du)是(Shi)采(Cai)用(Yong)简(Jian)单(Dan)的(De)半(Ban)桥(Qiao)拓(Tuo)扑(Pu)+廉(Lian)价(Jia)二(Er)极(Ji)管(Guan)元(Yuan)件(Jian)构(Gou)成(Cheng),而(Er)主(Zhu)动(Dong)PFC电(Dian)源(Yuan)标(Biao)配(Pei)双(Shuang)管(Guan)正(Zheng)激(Ji)电(Dian)路(Lu)+低(Di)阻(Zu)抗(Kang)电(Dian)感(Gan)+高(Gao)功(Gong)率(Lv)场(Chang)效(Xiao)管(Guan),更(Geng)优(You)秀(Xiu)的(De)架(Jia)构(Gou)与(Yu)元(Yuan)件(Jian)可(Ke)以(Yi)使(Shi)转(Zhuan)换(Huan)效(Xiao)率(Lv)稳(Wen)步(Bu)提(Ti)升(Sheng)。EMI主(Zhu)要(Yao)为(Wei)滤(Lv)波(Bo)EMI的(De)中(Zhong)文(Wen)名(Ming)称(Cheng)为(Wei)电(Dian)磁(Ci)滤(Lv)波(Bo)干(Gan)扰(Rao)器(Qi)。它(Ta)的(De)原(Yuan)理(Li)是(Shi)利(Li)用(Yong)电(Dian)感(Gan)性(Xing)元(Yuan)件(Jian)和(He)电(Dian)容(Rong)性(Xing)元(Yuan)件(Jian)的(De)一(Yi)些(Xie)特(Te)性(Xing)来(Lai)滤(Lv)除(Chu)在(Zai)电(Dian)力(Li)或(Huo)者(Zhe)电(Dian)子(Zi)工(Gong)程(Cheng)中(Zhong)信(Xin)号(Hao)-信(Xin)号(Hao)、电(Dian)源(Yuan)-电(Dian)源(Yuan)、信(Xin)号(Hao)-电(Dian)源(Yuan)和(He)电(Dian)源(Yuan)-信(Xin)号(Hao)之(Zhi)间(Jian)有(You)害(Hai)的(De)电(Dian)磁(Ci)干(Gan)扰(Rao)。再(Zai)说(Shuo)简(Jian)单(Dan)点(Dian),它(Ta)就(Jiu)是(Shi)起(Qi)到(Dao)了(Liao)过(Guo)滤(Lv)杂(Za)质(Zhi)的(De)作(Zuo)用(Yong),就(Jiu)像(Xiang)过(Guo)滤(Lv)器(Qi)一(Yi)样(Yang)。一(Yi)级(Ji)EMI设(She)计(Ji)对(Dui)于(Yu)电(Dian)脑(Nao)来(Lai)说(Shuo),如(Ru)果(Guo)电(Dian)流(Liu)不(Bu)纯(Chun)净(Jing)会(Hui)导(Dao)致(Zhi)很(Hen)严(Yan)重(Zhong)的(De)后(Hou)果(Guo),甚(Shen)至(Zhi)会(Hui)烧(Shao)毁(Hui)电(Dian)脑(Nao)内(Nei)部(Bu)硬(Ying)件(Jian),因(Yin)此(Ci)电(Dian)脑(Nao)对(Dui)电(Dian)流(Liu)的(De)纯(Chun)净(Jing)度(Du)还(Huan)是(Shi)要(Yao)求(Qiu)比(Bi)较(Jiao)高(Gao)的(De)。电(Dian)源(Yuan)作(Zuo)为(Wei)市(Shi)电(Dian)输(Shu)入(Ru)的(De)硬(Ying)件(Jian),它(Ta)们(Men)一(Yi)般(Ban)都(Du)会(Hui)有(You)着(Zhuo)一(Yi)级(Ji)EMI滤(Lv)波(Bo)设(She)计(Ji)的(De),这(Zhe)个(Ge)设(She)计(Ji)第(Di)一(Yi)时(Shi)间(Jian)保(Bao)证(Zheng)了(Liao)市(Shi)电(Dian)电(Dian)流(Liu)的(De)纯(Chun)净(Jing)。EMI由(You)电(Dian)感(Gan)和(He)电(Dian)容(Rong)组(Zu)成(Cheng)其(Qi)实(Shi)EMI滤(Lv)波(Bo)器(Qi)的(De)主(Zhu)要(Yao)构(Gou)成(Cheng)为(Wei)电(Dian)感(Gan)和(He)电(Dian)容(Rong),电(Dian)感(Gan)是(Shi)闭(Bi)合(He)电(Dian)路(Lu)的(De)一(Yi)种(Zhong)特(Te)性(Xing),当(Dang)闭(Bi)合(He)回(Hui)路(Lu)的(De)电(Dian)流(Liu)改(Gai)变(Bian)时(Shi),线(Xian)圈(Quan)中(Zhong)会(Hui)形(Xing)成(Cheng)感(Gan)应(Ying)磁(Ci)场(Chang),而(Er)感(Gan)应(Ying)磁(Ci)场(Chang)又(You)会(Hui)产(Chan)生(Sheng)感(Gan)应(Ying)电(Dian)流(Liu)来(Lai)抵(Di)制(Zhi)通(Tong)过(Guo)线(Xian)圈(Quan)中(Zhong)的(De)电(Dian)流(Liu),而(Er)电(Dian)容(Rong)的(De)主(Zhu)要(Yao)功(Gong)能(Neng)就(Jiu)是(Shi)储(Chu)存(Cun)多(Duo)余(Yu)的(De)能(Neng)量(Liang),释(Shi)放(Fang)多(Duo)余(Yu)的(De)能(Neng)量(Liang)。电(Dian)感(Gan)电(Dian)容(Rong)(图(Tu)片(Pian)来(Lai)自(Zi)新(Xin)世(Shi)纪(Ji)LED网(Wang))二(Er)级(Ji)EMI更(Geng)稳(Wen)定(Ding)EMI滤(Lv)波(Bo)系(Xi)统(Tong)就(Jiu)是(Shi)通(Tong)过(Guo)电(Dian)容(Rong)与(Yu)电(Dian)感(Gan)的(De)作(Zuo)用(Yong)把(Ba)有(You)害(Hai)的(De)电(Dian)流(Liu)转(Zhuan)换(Huan)成(Cheng)有(You)用(Yong)的(De)电(Dian)流(Liu),从(Cong)而(Er)消(Xiao)除(Chu)有(You)害(Hai)电(Dian)流(Liu)对(Dui)电(Dian)源(Yuan)的(De)干(Gan)扰(Rao),保(Bao)证(Zheng)电(Dian)源(Yuan)的(De)稳(Wen)定(Ding)性(Xing)。而(Er)一(Yi)些(Xie)好(Hao)的(De)电(Dian)源(Yuan)还(Huan)会(Hui)有(You)二(Er)级(Ji)EMI设(She)计(Ji),这(Zhe)对(Dui)于(Yu)电(Dian)源(Yuan)的(De)稳(Wen)定(Ding)性(Xing)来(Lai)说(Shuo)是(Shi)非(Fei)常(Chang)重(Zhong)要(Yao)的(De)。二(Er)级(Ji)EMI设(She)计(Ji)EMI滤(Lv)波(Bo)主(Zhu)要(Yao)适(Shi)用(Yong)于(Yu)适(Shi)用(Yong)高(Gao)性(Xing)能(Neng)电(Dian)磁(Ci)屏(Ping)蔽(Bi)室(Shi)和(He)其(Qi)他(Ta)对(Dui)电(Dian)磁(Ci)干(Gan)扰(Rao)要(Yao)求(Qiu)高(Gao)的(De)电(Dian)子(Zi)设(She)备(Bei),因(Yin)此(Ci)在(Zai)电(Dian)源(Yuan)上(Shang)大(Da)部(Bu)分(Fen)都(Du)采(Cai)用(Yong)了(Liao)EMI滤(Lv)波(Bo)系(Xi)统(Tong)设(She)计(Ji),而(Er)高(Gao)频(Pin)抑(Yi)制(Zhi)特(Te)性(Xing)也(Ye)非(Fei)常(Chang)适(Shi)用(Yong)于(Yu)现(Xian)代(Dai)开(Kai)关(Guan)电(Dian)源(Yuan)。其(Qi)较(Jiao)高(Gao)的(De)可(Ke)靠(Kao)性(Xing)和(He)性(Xing)能(Neng)体(Ti)积(Ji)比(Bi)也(Ye)是(Shi)这(Zhe)种(Zhong)设(She)计(Ji)的(De)一(Yi)大(Da)特(Te)色(Se)。当(Dang)然(Ran),最(Zui)重(Zhong)要(Yao)的(De)还(Huan)是(Shi)这(Zhe)种(Zhong)设(She)计(Ji)成(Cheng)本(Ben)较(Jiao)低(Di),这(Zhe)也(Ye)是(Shi)众(Zhong)多(Duo)电(Dian)源(Yuan)厂(Chang)商(Shang)纷(Fen)纷(Fen)采(Cai)用(Yong)EMI滤(Lv)波(Bo)设(She)计(Ji)的(De)主(Zhu)要(Yao)原(Yuan)因(Yin)。高(Gao)压(Ya)滤(Lv)波(Bo)接(Jie)着(Zhuo)主(Zhu)要(Yao)是(Shi)将(Jiang)高(Gao)压(Ya)交(Jiao)流(Liu)电(Dian)转(Zhuan)化(Hua)为(Wei)高(Gao)压(Ya)直(Zhi)流(Liu)电(Dian),由(You)全(Quan)桥(Qiao)电(Dian)路(Lu)整(Zheng)流(Liu)和(He)大(Da)容(Rong)量(Liang)的(De)滤(Lv)波(Bo)电(Dian)容(Rong)滤(Lv)波(Bo)来(Lai)完(Wan)成(Cheng),对(Dui)电(Dian)流(Liu)电(Dian)压(Ya)间(Jian)的(De)相(Xiang)位(Wei)差(Cha)进(Jin)行(Xing)补(Bu)偿(Chang)。许(Xu)多(Duo)朋(Peng)友(You)喜(Xi)欢(Huan)用(Yong)这(Zhe)里(Li)所(Suo)用(Yong)电(Dian)容(Rong)容(Rong)量(Liang)的(De)大(Da)小(Xiao)来(Lai)判(Pan)断(Duan)电(Dian)源(Yuan)的(De)功(Gong)率(Lv)和(He)用(Yong)料(Liao)档(Dang)次(Ci)。当(Dang)然(Ran)了(Liao),日(Ri)系(Xi)电(Dian)容(Rong)在(Zai)这(Zhe)方(Fang)面(Mian)还(Huan)是(Shi)具(Ju)有(You)优(You)势(Shi)的(De)。电(Dian)容(Rong)变(Bian)压(Ya)器(Qi)把(Ba)过(Guo)滤(Lv)后(Hou)的(De)高(Gao)频(Pin)率(Lv)的(De)脉(Mai)动(Dong)直(Zhi)流(Liu)电(Dian)转(Zhuan)化(Hua)为(Wei)低(Di)压(Ya)高(Gao)频(Pin)直(Zhi)流(Liu)电(Dian),这(Zhe)一(Yi)步(Bu)由(You)半(Ban)桥(Qiao)式(Shi)功(Gong)率(Lv)转(Zhuan)换(Huan)电(Dian)路(Lu)来(Lai)完(Wan)成(Cheng)。半(Ban)桥(Qiao)式(Shi)功(Gong)率(Lv)转(Zhuan)换(Huan)电(Dian)路(Lu)一(Yi)般(Ban)由(You)3部(Bu)分(Fen)组(Zu)成(Cheng),最(Zui)大(Da)的(De)一(Yi)个(Ge)是(Shi)开(Kai)关(Guan)变(Bian)压(Ya)器(Qi),负(Fu)责(Ze)将(Jiang)PWM集(Ji)成(Cheng)电(Dian)路(Lu)输(Shu)出(Chu)的(De)控(Kong)制(Zhi)信(Xin)号(Hao)进(Jin)行(Xing)放(Fang)大(Da)以(Yi)驱(Qu)动(Dong)开(Kai)关(Guan)管(Guan)进(Jin)行(Xing)工(Gong)作(Zuo),同(Tong)时(Shi)还(Huan)可(Ke)以(Yi)将(Jiang)开(Kai)关(Guan)管(Guan)工(Gong)作(Zuo)的(De)高(Gao)压(Ya)区(Qu)和(He)集(Ji)成(Cheng)电(Dian)路(Lu)工(Gong)作(Zuo)的(De)低(Di)压(Ya)区(Qu)进(Jin)行(Xing)物(Wu)理(Li)隔(Ge)离(Li)。变(Bian)压(Ya)器(Qi)低(Di)压(Ya)滤(Lv)波(Bo)这(Zhe)部(Bu)分(Fen)电(Dian)路(Lu)的(De)作(Zuo)用(Yong)主(Zhu)要(Yao)是(Shi)将(Jiang)+5V和(He)+12V直(Zhi)流(Liu)电(Dian)中(Zhong)的(De)纹(Wen)波(Bo)过(Guo)滤(Lv)掉(Diao),输(Shu)出(Chu)纯(Chun)净(Jing)的(De)直(Zhi)流(Liu)电(Dian)信(Xin)号(Hao)。低(Di)压(Ya)滤(Lv)波(Bo)电(Dian)路(Lu)采(Cai)用(Yong)了(Liao)容(Rong)量(Liang)更(Geng)高(Gao)的(De)滤(Lv)波(Bo)电(Dian)容(Rong),通(Tong)常(Chang)为(Wei)2200微(Wei)法(Fa),这(Zhe)部(Bu)分(Fen)直(Zhi)接(Jie)影(Ying)响(Xiang)输(Shu)出(Chu)电(Dian)流(Liu)的(De)纯(Chun)度(Du)。低(Di)压(Ya)滤(Lv)波(Bo)电(Dian)路(Lu)编(Bian)辑(Ji)总(Zong)结(Jie):今(Jin)天(Tian)笔(Bi)者(Zhe)给(Gei)大(Da)家(Jia)总(Zong)结(Jie)了(Liao)一(Yi)些(Xie)关(Guan)于(Yu)电(Dian)源(Yuan)技(Ji)术(Shu)词(Ci)语(Yu)的(De)东(Dong)西(Xi),可(Ke)能(Neng)看(Kan)起(Qi)来(Lai)比(Bi)较(Jiao)乏(Fa)味(Wei)。不(Bu)过(Guo)当(Dang)网(Wang)友(You)们(Men)了(Liao)解(Jie)了(Liao)之(Zhi)后(Hou),相(Xiang)信(Xin)在(Zai)选(Xuan)电(Dian)源(Yuan)的(De)时(Shi)候(Hou)会(Hui)更(Geng)加(Jia)的(De)心(Xin)应(Ying)手(Shou)。谁(Shui)要(Yao)是(Shi)把(Ba)内(Nei)部(Bu)有(You)个(Ge)“大(Da)铁(Tie)块(Kuai)”的(De)电(Dian)源(Yuan)卖(Mai)给(Gei)你(Ni),还(Huan)宣(Xuan)称(Cheng)主(Zhu)动(Dong)PFC设(She)计(Ji),就(Jiu)可(Ke)以(Yi)有(You)力(Li)的(De)反(Fan)击(Ji)他(Ta)。其(Qi)实(Shi)电(Dian)源(Yuan)的(De)知(Zhi)识(Shi)还(Huan)远(Yuan)远(Yuan)不(Bu)止(Zhi)这(Zhe)些(Xie),有(You)机(Ji)会(Hui)笔(Bi)者(Zhe)在(Zai)与(Yu)网(Wang)友(You)进(Jin)行(Xing)分(Fen)享(Xiang)。电(Dian)源(Yuan)作(Zuo)为(Wei)主(Zhu)机(Ji)内(Nei)部(Bu)看(Kan)起(Qi)来(Lai)并(Bing)不(Bu)起(Qi)眼(Yan)的(De)硬(Ying)件(Jian),其(Qi)实(Shi)涉(She)及(Ji)很(Hen)多(Duo)知(Zhi)识(Shi),很(Hen)多(Duo)消(Xiao)费(Fei)者(Zhe)如(Ru)果(Guo)弄(Nong)不(Bu)明(Ming)白(Bai)其(Qi)中(Zhong)的(De)道(Dao)理(Li),也(Ye)比(Bi)较(Jiao)容(Rong)易(Yi)上(Shang)当(Dang)受(Shou)骗(Pian)。司(Si)宇(Yu)
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首发2024-07-05 15:35·增肌减脂