阐述了机床噪声的危害以及控制机床噪声的主要方法。
In this paper, noise harm is illustratied in machine tool, control noise ways are also illustratied in machine tool.
由于噪声的危害逐渐引起人们的重视，这便体现了声环境控制的重要性。
With pay more and more attentions to the harm of the noise, it embodiments the importance to control acoustics environment.
因此，降低城市周围环境的噪声，防止噪声的危害，是人们的迫切愿望。
So, reducing the noise of the urban surrounding environment and preventing the harm of the noise has been the people's urgent hope.
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