construction work noise 建筑施工噪声
noise insulation work study 隔音工程研究
Noise at Work 否符合工作场所噪声法规
noise-exposed work 噪声作业
grading of noise work 噪声作业分级
For reducing the work noise, it is effective, to lower the work frequency.
为了减小工作噪音,降低工作频率是有效的。
Sound Arrester is Not Good, Work Noise is Loud, Effect Work Emotion, Produce Noisy Pollution!
隔音装置不佳,工作噪音大,影响工作情绪,产生噪音污染!
Today, scientists believe that 10% of the workers in Britain are becoming deaf because of the noise where they work.
如今,科学家们认为,英国有10%的工人正在因为工作场所的噪音而逐渐失聪。
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