名词
中文翻译：计量继电器
同义词：
['metering relay', 'metering relay', 'metering relay unit']
例句：
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1. The new metering relay system has greatly improved the efficiency of our factory's water usage.
新的计量继电器系统大大提高了我们工厂用水效率。
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2.The engineer used a metering relay to monitor the flow of gas in the pipeline.
工程师使用计量继电器来监测管道中气体的流量。
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3.The metering relay was responsible for accurately measuring and recording the consumption of electricity in the building.
计量继电器负责准确测量和记录建筑物内电力的消耗。