... city road traffic noise 城市道路交通噪声 city public traffic query 城市公交线路查询 ; 市公交线路查询 city public traffic 城市公共交通 ...
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Then using GM (1, 1) model, a predicting of Wuhan city road traffic noise condition prior to the year 2008 was made.
利用GM(1,1)模型对武汉市2008年前的道路交通噪声进行了预测。
The road traffic noise has 17% city to be the moderate pollution, 49% city approximately is the mild pollution, 25% sound environment quality is good.
道路交通噪声中约有17%的城市属中度污染、49%的城市属轻度污染、25%的声环境质量较好。
Urban road traffic noise approximately composes above city region ambient noise 80%.
其中城市道路交通噪声约占城市区域环境噪声的80%以上。
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