In this paper, the harm to the human being of dust and noise in the production have been analyzed, the precaution of measures what should be taken have been suggested.
本文分析了磷肥生产过程中产生的粉尘及噪声对人体的危害以及采取的预防措施。
2
However making noise is considered a necessary safety precaution in many areas home to large wild animals, especially predators such as bears.
不过，制造噪音在一些大型动物，特别是食肉动物(比如熊类)的栖息地，是必要的安全预警行为。
3
The cause inducing noise pollution on high grade road, and the noise abatement measures both at home and abroad are introduced. A way to precautionnoise given.