watthour meter meaning in Chinese

累积瓦特计
瓦时计

Screw driver bit with finder sleeves for watthour meter
电度表用带导入套的旋具头
Additional devices on watthour meters ; mounting strap
瓦时计的附加器件.第1部分:安装带
Acceptance inspection of class 2 alternating - current watthour meters
2级交流电度表验收检验
Acceptance inspection of class 2 alternating current watthour meters
级交流电度表的验收方法
Acceptance inspection of class 2 alternating - current watthour meters
2级交流电度表的验收检验

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