名词
中文翻译：水表
同义词：
['water meter', 'flow meter', 'water flow meter']
例句：
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1. The hydrometer was used to measure the quality of the water in the river.
使用水表测量河流中的水质。
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2. The engineer installed a new flow meter to improve the efficiency of the water system.
工程师安装了一个新的流量计以提高水系统的效率。
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3.The hydrometer was used to monitor the water flow in the pipeline.
使用水表监测管道中的水流。