![]() Semiconductor devices—Mechanical and climatic test methods—Part 30: Preconditioning of non-hermetic surface mount devices prior to reliability testing 半导体器件 机械和气候试验方法 第30部分:非密封表面安装器件在可靠性试验前的预处理 |
![]() 1,1,1,2-Tetrafluoroethane for automobile air-conditioning use(aerosol product) 汽车空调用1,1,1,2-四氟乙烷(气雾罐型) |
![]() Safety requirements for environmental testing and conditioning equipment—Part 13: Shakers, shaking water baths and shaking incubators 环境试验仪器及设备安全规范 第13部分:振荡器、振荡恒温水槽和振荡恒温培养箱 |
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