A method for assessing the short - circuit withstand strength of partially type - tested assemblies 便携式检验组合装置耐短路电流强度的评定方法
Modular units for machine tool construction . multi - spindle heads . casing and input drive shaft dimensions 机床结构的组合装置.多主轴箱.箱体和输入传动轴尺寸
Modular units for machines - tools construction . tenon drive and flanges for mounting multi - spindle heads 机床结构的组合装置.安装多轴头用榫舌驱动工具和法兰盘
Modular unit for machine tool construction . rotary tables and multi - sided centre bases for rotary tables 机床结构的组合装置.旋转工作台和旋转工作台的多边中心基座
Terminal markings for valve device stacks and assemblies and for power convertor equipment ; identical with iec 61148 : 1992 阀器件堆和组合装置及电力变流设备的端子标记
Acs low - voltage switchgear and controlgear assemblies - part 4 : particular requirements for assemblies for construction sites 低压开关设备和控制设备组合装置.第4部分:施工现场用组合装置
Low - voltage switchgear and controlgear assemblies - part 1 : type - tested and partially type - tested assemblies 低压开关设备和控制设备组合装置.第1部分:已通过型式试验和部分型式试验的组合装置
Low - voltage switchgear and controlgear - part 3 : switches , disconnectors , switch - disconnectors and fuse - combination units 低压转换开关装置和控制装置.第3部分:转换开关断路器开关断路器和保险丝组合装置
Amendment 1 - low - voltage switchgear and controlgear assemblies - part 1 : type - tested and partially type - tested assemblies 修改件1 .低压开关设备和控制设备组合装置.第1部分:已通过型式试验和部分型式试验的组合装置
Gas welding equipment . hydraulic safety seals and combined " non - return valve flame arrestor " devices for acetylene generators . requirements and tests 气焊设备.乙炔发生器用液压安全密封件及止回阀灭火器组合装置.要求和试验
