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SJ 20620-1997军用天气雷达通用规范General specification for military weather radars2022-07-15

SJ 20187-1992半导体分立器件.2CZ5550～5554型硅整流二极管.详细规范Semiconductor discrete device-Detail specifica...2022-07-15

SJ/T 10532.8-1994工艺管理工艺评审Technological management-Process design review2022-07-15

SJ/Z 731-1973光电倍增管系列型谱Preferred series and types photomultiplier tubes2022-07-15

SJ 2713-1986民用小型无线电话机及其附属设备.质量检验规则Quality inspection procdures for small-size radio tel...2022-07-15

SJ 20837-2002仪表着陆系统选址要求Requirements for sitting of instrument landing system (ILS)2022-07-15

SJ/Z 9125.2-1987电化学分析仪性能的表示第二部分：pH值Expression of performance of electrochemical analyzers-Pa...2022-07-15

SJ 21122-2016PVTSiC76SI1-BP01型碳化硅单晶抛光片规范2022-07-14

SJ 3008.4-1988组合冲模.90°弯曲刃口Combined dies-90°bending point2022-07-14

SJ 20776-2000印制电路板版图数据格式GerberPrinted circuit board layout data format Gerber2022-07-14

SJ/T 10341.40-1993精冲模滚动导向装置.导套Anti-friction bearings of fine blanking die-Guide bushings...2022-07-14

SJ 21051-2016热压超声楔焊机通用规范2022-07-14

SJ 20989-2008CA35N型组合式非固体电解质钽电容器详细规范2022-07-14

SJ 2193-1982整流滤波阻流圈电气参数系列Electrical parameter series for chokes of rectifier filters...2022-07-14

SJ 2609-1985JP、JW型隔振器Shock and vibration isolaters,Type JP and JW2022-07-14

SJ 446-1973高压整流管管压降与欠热管压降的测试方法2022-07-14

SJ/T 10458-1993俄歇电子能谱术和X射线光电子能谱术的样品处理标准导则Standard guide for specimen handling in au...2022-07-14

SJ 50733/3-2003CAK35型有可靠性指标的气密封固体电解质钽电容器详细规范Capacitors electrolytic(nonsolid electro...2022-07-14

SJ 50681/11-1994C系列(不接电缆)插孔接触件背面法兰安装2级射频同轴插座连接器详细规范Connector,receptacle,coaxi...2022-07-14

SJ/Z 9074.2-1987阴极射线示波器性能的表示第二部分：存贮示波器Expression of properties of cathode-ray oscillosc...2022-07-14

SJ 3034.1-1988组合冲模.定位合件Combined dies-Locating compounds2022-07-14

SJ/Z 1465-1979陶瓷坯料的化学分析方法Method of chemical analysis of ceramic blank2022-07-14

SJ/T 31119-1994掩膜对准曝光机完好要求和检查评定方法2022-07-14

SJ 20055-1992半导体分立器件3DK102型NPN硅小功率开关晶体管详细规范Semiconductor discrete device-Detail specifi...2022-07-13

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