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SJ 3021.1-1988组合冲模.卸料定位座Combined dies-Locating seat for stripping2022-10-04

SJ 797-19743DG161型NPN硅平面高频小功率高反压三极管Detail specification for silicon NPN epitaxial planar high...2022-10-04

SJ 20463/13-20035SG31Y43型单色显示管详细规范Detail specification for monochrome display tube of type 5SG31Y4...2022-10-04

SJ 20524-1995材料屏蔽效能的测量方法Measuring methods for shielding effectiveness of materials2022-10-04

SJ 20106-1992系列ⅡJY27513卡口连接压接接触件盒式法兰盘安装固定电连接器（E、T级）详细规范Detail specification for...2022-10-04

SJ/T 1826-2016半导体分立器件 3DK100型NPN硅小功率开关晶体管详细规范2022-10-04

YSJ 016-1992有色金属矿山机修与汽修工艺设计标准2022-10-04

SJ 2534.2-1985天线测试方法.天线测试场的设计Test procedures for antennas-Antenna-range design2022-10-04

SJ 20981-2008通用高速数据电台通用规范2022-10-04

SJ 20023.1-1996BM-1031型脉冲行波管详细规范2022-10-04

SJ 907-1974LG1和LG2型固定电感器2022-10-03

SJ 2436.3-1984双U型闭口端套焊片Double U-form shutting mouth bonding sheet with two sleeves on a shoe2022-10-03

SJ 50597/15-1994半导体集成电路.JT54LS247型LS-TTL电路BCD—七段译码器/驱动器详细规范Semiconductor integrated c...2022-10-03

SJ 2557-1984小模数渐开线圆柱齿轮传动链精度计算方法Accuracy calculating method for spur gear-driven chain wit...2022-10-03

SJ/T 10232-19912400bit/s有线话带调制解调器技术要求Technical requirement of wire voice-band modulation/demodu...2022-10-03

SJ/T 11099-1996寿命试验用表最好线性无偏估计用表（数值分布、威布尔分布）Tables for life testing Tables for best ...2022-10-03

SJ/T 10341.3-1993精冲模活动凸模式滑动导向模座.平放式对角导柱上模座Holders for sliding guide die sets of fine...2022-10-03

SJ 21425-2018软件无线电资源管理通用要求2022-10-03

SJ/Z 9140.2-1987声系统设备第6部分：辅助无源元件Sound system equipment-Part 6: Auxiliary passive elements...2022-10-03

SJ 51428/27-2018GTFSU-4B1-2/3-2×19×0.56-10T型光电复合拖缆详细规范2022-10-03

SJ 20088-1992CT105型瓷介固定电容器详细规范Detail specification for capacitors, fixed, ceramic dielectric, Ty...2022-10-03

SJ 21358-2018电子装备焊接工艺方法图形符号2022-10-03

SJ 51432/1-1999RMK3216型有可靠性指标的片式膜固定电阻器详细规范Resistors,fixed,film,chip,established reliabil...2022-10-03

SJ/T 11430-2010GPS接收机基带处理集成电路技术要求及测试方法2022-10-03

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