旋转电机噪声测定方法及限值 第3部分:噪声限值
Measurement of airborne noise emitted by rotating electrical machines and thenoise limits-Part 3 : Noise limits
检测标准
旋转电机噪声测定方法及限值 第1部分:旋转电机噪声测定方法
Measurement of the airborne noise emitted by rotating electrical machines andthe noise limits-Part 1: Method for the measurement of airborne noise emitted by rotating electrical machines
轴中心高为 56 mm 及以上电机的机械振动振动的测量、评定及限值
Mechanical vibration of certain machines with shaft heights 56 mm and higher-Measurement,evaluation and limits of vibration severity
中小型旋转电机通用安全要求
General requirements for safety of small and medium sizerotating electrical machines
金属材料 弯曲试验方法
Metallic materials-Bend test
金属材料 夏比摆锤冲击试验方法
Metallie materials-Charpy pendulum impact test method
汽车用制动器衬片
Brake linings for automobiles
火灾现场易燃液体残留物实验室提取方法 第4部分:固相微萃取法
Standard practice for separation and concentration of ignitableliquid residues from fire debris samplesPart 4:Solid phase microextraction(SPME)
固结磨具用磨料 粒度组成的检测和标记 第2部分:微粉
Bonded abrasives-Determination and designation of grain size distribution-Part 2 : Microgrits
固结磨具用磨料 粒度组成的检测和标记 第1部分:粗磨粒 F4~F220
Bonded abrasives-Determination and designationof grain size distribution-Part 1:Macrogrits F4 to F220
