SJ 2948-1988 彩色电视广播接收机用消磁线圈
SJ 2948-1988.1引用文件GB 2421电工电子产品基本环境试验规程总则GB 2423.1 电工电子产 品基本环境试验规程试验 A:低温试验方法GB...
行业标准2023.07.25
SJ 2948-1988.1引用文件GB 2421电工电子产品基本环境试验规程总则GB 2423.1 电工电子产 品基本环境试验规程试验 A:低温试验方法GB...
行业标准2023.07.25
SJ 21218-2016.Requirements of three-dimensional annotation of model based defini...
行业标准2023.07.25
SJ 21220-2016.Representation of model based definition machining technical param...
行业标准2023.07.25
SJ 21219-2016.Representation of model based definition technological tool symbol...
行业标准2023.07.25
SJ 21221-2016.Representation of model based definition mechanical process method...
行业标准2023.07.25
SJ 20957-2006.General specification for large power semiconductor laser diode ar...
行业标准2023.07.25
SJ 20183-1992.Semiconductor discrete device Detail specification for type 3DD6 p...
行业标准2023.07.25
SJ 20167-1992.Electron tube Detail specification for silicon-intensifier tartget...
行业标准2023.07.25
SJ 20165-1992.Electron tube Detail specification for radiation counter tube of t...
行业标准2023.07.25
SJ 20040-1992.Generic specification for 4800bit/s wire voice-band modems.1主题内容与适...
行业标准2023.07.25