GB/T 34867.1-2017电动机系统节能量测量和验证方法第1部分:电动机现场能效测试方法国家标准
英文:Procedures for measurement and verification of motor-system energy-savings—Part 1: Test procedures on working site fo...
英文:Procedures for measurement and verification of motor-system energy-savings—Part 1: Test procedures on working site fo...