地毯消减噪音，可使屋子更安静些。
在合共27项消减噪音工程中，已完成了其中3项。
It has completed noise mitigation projects at three sites, out of a total of 27.
环境对我们来讲，不单纯是物质的环境，它不但能遮阴、增加湿度、提供氧气、消减噪音，还能给人以美感、修身养性。
Environment on our part, is not purely physical environment, which not only shade, increase humidity, provide oxygen, reduce noise, but also gives a sense of beauty, self-cultivation.
这样可以让耳朵的神经得到锻炼，对低频噪音的伤害，有一定的消减作用。
This allows the ear nerve to be tempered, low-frequency noise damage, there is a certain subduction.
消减城市噪音污染；
消减城市噪音污染；
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