他们保持我们的空气清洁，减少噪音污染，改善水质，提供食品和建筑材料。
They keep our air clean, reduce noise pollution, improve water quality and provide food and building materials.
把旧轮胎建成新式道路可以减少噪音污染。
Turning old tyres into new roads can help cut noise pollution.
皮奇先生说，人工合成的发动机声音甚至有助于减少噪音污染。
Synthesised engine noises could even help reduce noise pollution, says Mr Peachey.
尤其对中低频和各种振动噪声均有良好的吸收效果，十分有利于减少噪音污染，改善工作环境。
Rock wool has good absorption function for medium and low frequency noise and various types of vibration noise. This will be very favorable for reducing noise and improving work environment.
采用风扇自动控制技术与温度传感器集成电路，不仅可以节约成本，而且减少噪音污染，是高速芯片冷却技术的发展趋势。
Temperature sensor and automatic fan control technique integrated circuit is the development tends in cooling high-speed chips. It can not only subtract costs, but also reduce the pollution of noise.
汽车的减少将意味着城镇的噪音和污染的减少。
发明家们想出了很多有创意的想法，试图减少污染和噪音。
Inventors are coming up with creative ideas to try to reduce the pollution and noise.
飞机将在东北部起降，主要途经水面，受飞机噪音污染的家庭数目由此极大地减少。
Planes would fly in from the north-east, primarily over water, greatly reducing the number of homes that would be affected by aircraft noise.
项目中的“绿色飞机”在设计图中被描绘成一个飞碟，它可以减少各种污染物质和噪音，符合欧洲航空研究顾问委员会推荐指标。
The project's "greenliner"—depicted in design illustrations as a flying saucer—would also reduce other pollutants and noise, in line with recommendations from the European Aerospace Commission, ACARE.
本工艺与生化法相比的最大特点是：占地面积小，耗电量小，减少了噪音污染，尤其适合市区内采用。
The advantages of this process, compared with biological ones, are reduction of noise, less space demand and suitable use in urban areas.
最后，这个计划减少噪音和空气污染有积极的建设，这将增强公司的形象。
Last but not the least, the plan will enhance our company's image and make a positive contribution towards curbing noise and air pollution in the area.
在人口密集的地区噪音污染的影响最严重。它可以导致人们失聪、精神紧张，血压升高，睡眠减少，注意力分散以及生产力降低。 。
Noise pollution is at its worst in densely populated areas. It can cause hearing loss, stress, high blood pressure, sleep loss, distraction, and lost productivity.
这不仅有效地减少场地上公共路网的占用面积，并且可以避免车辆的噪音和视觉污染。
This having for effect to delete quite public road networks on the plot of land, and thus to avoid the noise and visual pollution generated by vehicles.
这不仅有效地减少场地上公共路网的占用面积，并且可以避免车辆的噪音和视觉污染。
This having for effect to delete quite public road networks on the plot of land, and thus to avoid the noise and visual pollution generated by vehicles.
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