名词
中文翻译：低功率因数电表同义词
同义词：
['low-power factor wattmeter', 'low-power factor voltmeter']
例句：
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1. The new wattmeter is more accurate than the old one.
这款新型电表比旧款更准确。
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2. The engineer used the wattmeter to measure the current flowing through the circuit.
工程师使用电表测量电路中的电流。
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3.The wattmeter displayed a reading of 500 watts when the light was on.
当灯亮起时，电表显示的读数是500瓦特。