固结磨具 修磨用钹形砂轮
Bonded abrasive products-Depressed centre grinding wheel
检测标准
固结磨具 技术条件
Bonded abrasive products-Technical specifications
固结磨具 安全要求
Bonded abrasive products-Safety requirements
磨具回转强度试验方法
Test method for rotating strength of abrasive products
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
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
