职业噪声不仅属于职业卫生问题，也是当今世界上主要的环境公害之一。

Occupational noise is one of the occupational health problems; furthermore, it is one of worldwide environment hazards.

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环境噪声已成为当今我国城市环境问题的四大公害之一。

Today, ambient noise has already became one of the four public hazards in China urban environment issue.

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现今噪声已成为污染人类社会环境的一大公害。

Now noise has become a big public hazard of polluting the environment of our human society.

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