mpairment of hearing for speech
... 语言听力损伤 mpairment of hearing for speech 听力损伤者 Hearing Impaired Persons 噪声性听力损伤 NIHD Noise Induced Hearing Damage ...
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目的研究脉冲噪声作业工人语言听力损伤与噪声接触剂量之间关系，探索保护作业工人健康的噪声接触剂量限值。
Objective To study on the relationship between hearing impairment caused by pulse noise and the noise exposure level, and to explore the exposure limit to protect the worker's health.
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