GB/T 17215.831-2017交流电测量设备验收检验第31部分:静止式有功电能表的特殊要求(0.2S级、0.5S级、1级和2级)国家标准
英文:Electricity metering equipment (AC)—Acceptance inspection—Part 31: Particular requirements for static meters for acti...
英文:Electricity metering equipment (AC)—Acceptance inspection—Part 31: Particular requirements for static meters for acti...