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Road traffic noise has become one of the major urban pollution sources.
交通噪声已成为城市主要污染源之一。
youdao
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Previous planning is the reason of some region road traffic noise index exceeding;
部分区域噪声污染指标超标与早期规划有关；
youdao
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Previous planning is the reason of some region road traffic noise index exceeding;
部分区域噪声污染指标超标与早期规划有关；
youdao