“noise immission level”的概念、定义、翻译、参考文献-科学参考

单词	noise immission level
释义	noise immission level [¦nȯiz i¦mish·ǝn ´lev·ǝl] ^ACOUSTICS A measure of the cumulative noise energy to which an individual is exposed over time; equal to the average noise level to which the person has been exposed, in decibels, plus 10 times the logarithm of the number of years for which the individual is exposed.
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