Noise from transportation is one major source of noise pollution.
交通噪音是噪音污染的主要来源。
The noise pollution survey revealed a rather surprising and possibly amusing old fashioned source of noise.
这个有关噪音的污染调查还揭示了一种出人意外而同时可能会引人意外而同时可能会引人发笑的老式噪音源。
As well as the noise, traffic, loss of arable land and threat to birds, airports are a major source of pollution and greenhouse gas emissions.
机场不仅导致了噪声、交通堵塞、耕地流失，威胁鸟类，还是主要的污染源和温室气体排放源。
Urban transport is a major source of greenhouse gas emissions and a cause of ill-health due to air and noise pollution.
城市交通是温室气体排放的一个主要来源，也是空气和噪音污染造成健康状况不佳的一个原因。
Jet noise is very common, and it is the most important source of environmental pollution.
喷注噪声是一种最常见的噪声，它是环境噪声污染的重要祸源。
The noise pollution survey revealed a rather surprising and possibly amusing old fashioned source of noise.
这个有关噪音的污染调查还揭示了一种出人意外同时可能会引人发笑的老式噪音源。
As the one of the three primary source of pollution, noise pollution has become worldwide problem and aroused earthling attention.
作为当代三大主要污染源之一，噪声污染已成为一个世界性的问题并且引起了世人的关注。
The rational dispose of the noise source can also reduce the noise pollution.
合理配置噪声源也可以减少噪声的污染。
Strong noise pollution had been controled for noise source equipments including mainly 18 fans in Qingdao factory of traditional Chinese medicine, the major step is concentrated control of fan group.
对青岛中药厂以18台风机为主的噪声源设备造成的强噪声污染进行了综合治理，重点措施是风机机群的集中控制。
The project design of noise pollution control should be started with three respects of noise source, noise transmission and reception.
噪声污染控制的工程设计应从“声源”、“传递”、“接收”三个方面着手。
The motive source of traditional lawn mower is internal combustion engine, it result in noise pollution, exist the energy problem and exhaust problem, and increase the pressure of energy.
传统草坪机一般使用内燃机作为动力源，造成了噪音污染，而且还存在能源和排放问题，增加了能源压力。
Since a semi-conductive refrigerating source is used, the refrigerator having the fast freezing and defreezing functions has the advantages of simple structure, no noise and no pollution;
本实用新型由于采用半导体致冷源，使其结构简单且无噪声与污染；
The noise pollution survey revealed a rather surprising and possibly amusing old-fashioned source of noise.
这个有关噪声污染的调查还提示了一种出人意料外而同时可能会引人发笑的老式噪音源。
The noise pollution survey revealed a rather surprising and possibly amusing old-fashioned source of noise.
这个有关噪声污染的调查还提示了一种出人意料外而同时可能会引人发笑的老式噪音源。
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