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汽车在污染大气的同时,还对周围环境形成噪声污染,据有关部门统计,2001年交通噪声污染占整个环境噪声总量的20.1%,2004年超过30%,而在车辆密集的地区,车辆噪声污染远大于此。我国部分城市的交通噪声甚至占城市噪声的75%。
According to the statistics of relevant departments, traffic noise pollution accounted for 20.1% of the total environmental noise in 2001 and over 30% in 2004. In vehicle-intensive areas, vehicle noise Pollution is far greater than this. Traffic noise in some cities in our country even accounts for 75% of urban noise.