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城市里的噪声及公路和铁路沿线的噪声。不仅吵得居民不得安宁,而且会对人体健康造成伤害。可怕的是这类噪声只能尽量控制,要“消灭”它们是根本不可能的。
Noise in the cities and noise along roads and railroads. Not only quarrelsome residents not peace, but also on human health damage. Terrible is that such noise can only be controlled, it is impossible to “eliminate” them.