英语词汇“a-weighted sound level”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	a-weighted sound level
释义	A-weighted sound level A-weighted sound level The sound level measured with a sound-level meter using A-weighting, which alters the sensitivity of the sound-level meter with respect to frequency so that the sound-level meter is less sensitive at frequencies where the ear is less sensitive; usually used in specifying permissible sound levels in buildings.
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A-weighted sound level