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 20082-1992有可靠性指標(biāo)的CBBK24型（非金屬殼）金屬化聚丙烯膜介質(zhì)直流固定電容器詳細(xì)規(guī)范Capacitors, fixed, metall...2022-11-06
  • SJ/Z 21540-2018高速線纜組件統(tǒng)計(jì)過程控制技術(shù)實(shí)施指南2022-11-06
  • SJ 20463/7-19979SG31YP53型單色顯示管詳細(xì)規(guī)范Detail specification for monochrome display tube of Type 9SG31YP...2022-11-06
  • SJ/T 10396-1993N/F22型射頻同軸連接器轉(zhuǎn)接器R.F coaxial connector adapteres of Type N/F22-Detail specification...2022-11-06
  • SJ/T 10937-1996彩色顯像管用屏玻璃色品坐標(biāo)測(cè)試方法Method for measurement of chromaticity coordinates for colo...2022-11-06
  • SJ/T 10147-1991集成電路防靜電包裝管Package tubes against static for integrated circuits2022-11-06
  • SJ 20919-2005均勻圓球雷達(dá)截面計(jì)算方法Computational method for radar cross-sections of homogeneous spheres...2022-11-06
  • SJ 3129-1988彩色電視機(jī)廣播接收機(jī)用電源開關(guān)總規(guī)范Generic specification for power switches for use in colour t...2022-11-07
  • SJ 51930/1-1997GAG-12型小型干簧管詳細(xì)規(guī)范Detail specification for model GAG-12 switches reed2022-11-07
  • SJ 58263/5-2016RFGB101-100射頻功率型固定電阻器詳細(xì)規(guī)范2022-11-07
  • SJ 1769-1981真空設(shè)備金屬鐘罩.封頭Metallic bell cover for vacuum equipment-Sealing head2022-11-07
  • SJ 20852-2002軍用通信系統(tǒng)音質(zhì)MOS評(píng)價(jià)測(cè)試語音數(shù)據(jù)庫The test speech database for speech quality assessment of ...2022-11-07
  • SJ 2317-1983揚(yáng)聲器紙漿的彈性模量、損耗因數(shù)的測(cè)量方法(暫行)Test methods for elasticity modulus and loss facto...2022-11-07
  • SJ 51423/3-1998J75FZY77-34型中頻軸流風(fēng)機(jī)詳細(xì)規(guī)范miniature medium frequency axial fan,Type J75FZY77-34,Detail...2022-11-07
  • SJ/T 10206-1991空中交通管制超短波地空通信接收機(jī)性能要求和測(cè)量方法Performance requirements and test methods f...2022-11-07
  • SJ 20624-1997軍用方艙升降機(jī)構(gòu)通用規(guī)范General specification for lifting devices of military shelter...2022-11-07
  • SJ/T 10315-1992四探針探頭通用技術(shù)條件Generic specification for Four-point probe2022-11-07
  • SJ 2984.5-1988組合沖模.長方形基礎(chǔ)板Combined dies-Rectangular bed plate2022-11-07
  • SJ 20527.2-1995微波組件.WFZ817型壓控振蕩器詳細(xì)規(guī)范2022-11-07
  • SJ 50923/2-1995G2-01B-M1型和G2-01B-Z1型半導(dǎo)體光敏器件金屬外殼詳細(xì)規(guī)范Detail specification for Type G2-01B-M1...2022-11-07
  • SJ/T 31340-1994組件、元件自動(dòng)插裝機(jī)完好要求和檢查評(píng)定方法2022-11-07
  • SJ/Z 9010.14-1987電子管電性能的測(cè)試 第14部分：雷達(dá)和示波陰極射線管測(cè)試方法Measurements of electrical propertie...2022-11-07
  • SJ 3143-1988彩色電視廣播接收榾和輔助功能開關(guān)空白詳細(xì)規(guī)范Blank detail specification for auxiliary functional ...2022-11-08
  • SJ/T 11447-2013電子工業(yè)建設(shè)項(xiàng)目可行性研究報(bào)告編制規(guī)定2022-11-08
    • 首頁上頁1314151617下頁尾頁