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  • SJ 51508/7-1996LST25.0425M型石英晶体滤波器详细规范Filters,quartz crystal,Type LST25.0425M,detail specificati...2022-09-03
  • SJ/T 11257-2001有质量评定的石英晶体振荡器.第5部分:分规范.鉴定批准Quartz crystal controlled oscillators of as...2022-09-03
  • SJ 20480.6-1998CKM-709、709A型捷变频脉冲磁控管详细规范2022-09-02
  • SJ 2436.4-1984双U型斜口端套焊片Double U-form slant mouth bonding sheet with two sleeves on a shoe2022-09-02
  • SJ/T 11077-1996微波铁氧体规范起草导则Guide to the drafting of specifications for microwave ferrites...2022-09-02
  • SJ/T 10271-1991电子元器件详细规范.31SG7Y14型单色显示管(可供认证用)Detail specification for electronic compon...2022-09-02
  • SJ 812-1974辉光放电计数管暗室起辉电压的测试方法Methods of measurement for firing voltage in dark ambient of ...2022-09-02
  • SJ 3035.5-1988组合冲模.支承板Combined dies-Supporting plate2022-09-02
  • SJ 50676/3-1997HBC013型差相移式波导射频环行器详细规范Detail specification for Type HBC013 differential phase...2022-09-02
  • SJ 1007-1975双动冲床引伸模 上压板Double acting drawing die on press--Upper press plate2022-09-02
  • SJ 30040-2019武器装备科研生产相关方安全管理通则2022-09-02
  • SJ 21533-2018多层共烧陶瓷 电镀镍镀金工艺技术要求2022-09-02
  • SJ 20510-1995电子陶瓷用钛酸钡粉体材料规范Specification for barium titanate powder material for electronic ce...2022-09-02
  • SJ/T 10944-1996电真空器件用刚玉粉Alundum powder for vacuum tubes2022-09-02
  • SJ/T 11460.3.4-2019液晶显示用背光组件 第3-4部分:车载用LED背光组件空白详细规范2022-09-02
  • SJ/T 11338-2006数字电视液晶背投影显示器通用规范2022-09-02
  • SJ 50681/44-1994SMB系列(不接电缆)插针接触件锁紧螺母安装2级射频同轴插座连接器详细规范Connectors,receptacle,co...2022-09-02
  • SJ 51212/1-1994TRB系列(接电缆)插针接触件2级射频三同轴插头连接器详细规范Connector,plug,electrical,triaxial,ra...2022-09-02
  • SJ/Z 2556-1984GE、GEB型铁芯单相50Hz电源变压器典型计算Typical calculations for 50Hz single-phase power transf...2022-09-02
  • SJ 20403-1994敌我识别海用应答机通用规范General specification for IFF naval responders2022-09-02
  • SJ/T 11341-2006数字电视阴极射线管背投影显示器通用规范2022-09-01
  • SJ 20043-1992短波单边带电台测量方法Methods of measurement for short wave single sideband set2022-09-01
  • SJ 20033-1992JCWG31型空气介质管状（活塞型）微调可变电容器详细规范Detail specification for air dielectric tubular...2022-09-01
  • SJ 51065/5-1997GTP008A型射频同轴隔离器详细规范Detail specification for Type GTP008A radio frequency coaxial ...2022-09-01
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