国产aaaa级全身裸体精油片_337p人体粉嫩久久久红粉影视_一区中文字幕在线观看_国产亚洲精品一区二区_欧美裸体男粗大1609_午夜亚洲激情电影av_黄色小说入口_日本精品久久久久中文字幕_少妇思春三a级_亚洲视频自拍偷拍

首頁 > SJ電子行業(yè)標(biāo)準(zhǔn)免費(fèi)下載
  • SJ 21532-2018多層共燒陶瓷 化學(xué)鍍鎳鍍金工藝技術(shù)要求2023-01-07
  • SJ/T 10850-1996電子元器件詳細(xì)規(guī)范 CD10型固定鋁電解電容器(可供認(rèn)證用)Detail specification for electronic compon...2023-01-07
  • SJ/T 11395-2009半導(dǎo)體照明術(shù)語Semiconductor lighting terminology2023-01-07
  • SJ 50033/180-2018半導(dǎo)體分立器件 3CK2906、3CK2906UA、3CK2906UB型硅PNP高頻小功率開關(guān)晶體管詳細(xì)規(guī)范...2023-01-07
  • SJ 20094-1992WR4000型精密線繞電位器詳細(xì)規(guī)范Potentiometers, wire-wound, precision, Style WR4000, Detail speci...2023-01-07
  • SJ 3019.3-1988組合沖模.凸健Combined dies-Punch key2023-01-07
  • SJ/T 10760-1996電子元器件結(jié)構(gòu)陶瓷材料的名稱和牌號(hào)的命名方法Designations for names and models of structure ce...2023-01-08
  • YSJ 008-1990有色金屬礦山生活福利設(shè)施建筑設(shè)計(jì)標(biāo)準(zhǔn)2023-01-08
  • SJ/Z 3216-1989電子產(chǎn)品防護(hù)、包裝和裝箱等級(jí)Preservation,Packaging and packing levels for electronic products...2023-01-08
  • SJ/T 10613-1995時(shí)鐘/臺(tái)標(biāo)發(fā)生器通用技術(shù)條件General specification for clock and station mark generators...2023-01-08
  • SJ 20408-1994UHF數(shù)字接力設(shè)備電性能測(cè)量方法Methods of measurement for electric performance of UHF digital rad...2022-10-23
  • SJ 21138-2016WXX0812-C15型限幅器芯片規(guī)范2022-10-23
  • SJ 2555-1984電子設(shè)備隔振器設(shè)計(jì)與應(yīng)用.技術(shù)導(dǎo)則Technical guidelines designing and applications of shock and vi...2022-10-23
  • SJ 21166-2016MEMS慣性器件劃片工藝技術(shù)要求2022-10-23
  • SJ 50681/58-1994SMA系列(不接電纜)插孔接觸件印制電路板用直角2級(jí)射頻同軸插座連接器詳細(xì)規(guī)范Connectors,receptacl...2022-10-23
  • SJ 20643-1997脈沖氙燈總規(guī)范General specification for pulsed xenon lamps2022-10-23
  • SJ 3020.3-1988組合沖模.推板Combined dies-Ejector plate2022-10-23
  • SJ/T 31327-1994管式絞線機(jī)完好要求和檢查評(píng)定方法2022-10-23
  • SJ/T 10660-1995聲向器和蜂鳴器通用技術(shù)條件General specification for sounders and buzzers2022-10-23
  • SJ/T 11411-2010銅包鋼線2022-10-23
  • SJ 20681-1998地空導(dǎo)彈指揮自動(dòng)化系統(tǒng)軟件模塊通用規(guī)范2022-10-23
  • SJ/T 10297-1991LCR測(cè)量儀技術(shù)條件Specification for LCR measuring instruments2022-10-23
  • SJ/T 11614-2016電動(dòng)汽車驅(qū)動(dòng)電機(jī)系統(tǒng)用金屬化薄膜電容器規(guī)范2022-10-23
  • SJ 368-1973反射速調(diào)管功率波動(dòng)比的測(cè)試方法Measurement of power ripple ratio of reflex klystrons...2022-10-23