名词
中文翻译：Unknown
同义词：
['noise meter', 'noise level gauge', 'sound level meter']
例句：
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1. The engineer used the noise level meter to measure the factory's noise levels.
工程师使用噪声水平计来测量工厂的噪声水平。
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2.The noise level meter showed that the traffic was at a moderate level.
噪声水平计显示交通噪音处于中等水平。
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3. The noise level meter is essential for monitoring industrial noise pollution.
噪声水平计对于监测工业噪音污染至关重要。