名词
中文翻译:空表计
同义词:
['void counter', 'null meter', 'null gauge', 'null indicator']
例句:
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1. The void meter indicates that there is no gas in the tank.
空表计显示油箱内没有气体。
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2. The engineer used a void meter to check the accuracy of the pressure gauge.
工程师使用空表计检查压力表的准确性。
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3.The void meter was used to measure the amount of air in the room.
空表计被用来测量房间内的空气质量。