名词
中文翻译：噪声等效源
同义词：
['noiseequivalent power', 'noise equivalent level']
例句：
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1. The noise equivalent source isa measure of the amount of sound energythat can be heard at a given distance.
噪声等效源是一个衡量在给定距离处可以听到的声能量的指标。
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2.In this experiment, we used a noiseequivalent source to measure the intensity of thesound.
在这个实验中，我们使用一个噪声等效源来测量声音的强度。
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3.The noise equivalent source was set at alevel that would not cause discomfort for thelistener.
噪声等效源被设定在一个水平上，不会使听众感到不适。