T/SMA 0002-2019 断路器操动机构储能弹簧电磁超声导波检测技术规范

标准编号：T/SMA 0002-2019

中文名称：断路器操动机构储能弹簧电磁超声导波检测技术规范

英文名称：Technical specification for electromagnetic ultrasonic guided wave detection of energy storage spring of circuit breaker operating mechanism