electric second meter 电秒表 meter kilogram second ampere 米.千克.
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Electric second-meter 电动秒表
electric railway second meter 电秒表
The invention discloses a device for detecting an electric energy meter error under a harmonic condition by adopting a watt-second method, and a detecting method.
本发明公开了一种采用瓦秒法检测谐波条件下电能表误差的装置及检测方法。
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