电度表电度表记录系统中某一点的总电力输出，通常以千瓦时为记录单位。
Watt-Hour Meter A watt-hour meter records the total power output at a specific point in a system. Typical recording increment is in kW-hours.
电度表电度表记录系统中某一点的总电力输出，通常以千瓦时为记录单位。
Watt-Hour Meter A watt-hour meter records the total power output at a specific point in a system. Typical recording increment is in kW-hours.
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