traffic noise in urban roads 城市道路交通噪声
Finally, some controls of traffic noise in urban areas are proposed from the theoretic analysis.
最后根据理论分析对城市交通噪声的控制措施提出一些建议。
There is the arrival into Freetown, with the city's endlessly chaotic roads, traffic, and noise. Everything you imagine about urban Africa hits you smack in the face when you head downtown.
到了首都弗里敦，进城的时候，你能想象到的非洲城市的一切向你迎面扑来：混乱的道路，阻塞的交通，高分贝的噪音。
Researchers believe that noise of traffic may also play a role in the raised risk as well as other urban pollution, which is often present near busy roads.
研究者相信交通噪音及其他城市污染也很有可能是导致风险增加的原因。这在嘈杂路段非常常见。
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