Noise is transient; once the pollution stops, the environment is free of it.
另处，物理性污染没有后效作用，即噪声不会残存在环境中，噪声停止，污染立即消失。
Aerogine has the features of high rev, heavy air flux and high exhaust temperature, fierceness of noise engenders environment pollution largely during aeroengine test.
由于航空发动机转速高，空气流量大，排气温度高，试车时产生的强烈噪声形成大范围的环境污染；
The pollution of the environment includes the air pollution, water pollution, garbage wastes contaminative, the soil pollution is contaminative with the noise pollution.
环境污染包括大气污染，水污染，垃圾废弃物污染，土壤污染和噪声污染。
Noise pollution similar to the atmospheric contamination and water pollution may do harm, which is not to be ignored, to the health of mankind and the social environment.
噪音污染同大气、水污染一样，对人类健康和社会环境产生不可忽视的危害。
The method to solve noise pollution was put forwarded from technique aspect, it provided scientific basis of environment management and treatment.
针对主要污染源，从技术方面提出了解决噪声污染的方法，为环境管理，治理提供科学依据。
Good seal, no pollution of the environment, easy operation and low noise.
密封性好，对作业环境无污染，操作方便，噪音低。
The rocket exhaust plume causes the effects of noise, smoke, flame and heat radiation, environment pollution and signal attenuation, etc. So it is important to study exhaust plume.
火箭羽流会造成噪声、烟雾、热辐射、环境污染和信号衰减等多种效应，因此研究排气羽流问题至关重要。
This paper introduces the impacts of automobile exhaust gas pollution, traffic noise, etc. on ecological environment and human healthy, and discusses their control countermeasure.
本文介绍了汽车排气污染、交通噪声等对生态环境和人类健康的危害，探讨了调控对策。
The noise produced when diamond saws cutting is a serious pollution to our environment and is also harmful to the health of handlers.
金刚石锯片切割产生的噪音对周围的环境产生相当大的污染，并有害于操作者的健康。
Everyone knows how air pollution, water pollution, and even noise pollution damage the environment, but have you ever considered the effects of light pollution?
每个人都知道空气污染、水污染，甚至噪音污染是如何危害环境的，但是你可曾考虑过光污染的影响？
Noise is one of the main problems resulting in city environment pollution.
噪声污染扰民是城区环境污染的主要问题之一。
For the reason of their in-use environment, the noise pollution of the generator sets and other non-road equipment have more serious negative effect on people.
发电机组等非道路设备由于其使用环境的原因，其噪声污染对人的影响更为严重。
It points out the question concretly of polluting environment by noise and brings up the way to the prevention and control of the noise pollution.
指出了噪声污染环境的实际问题，提出了防治噪声污染的对策。
Noise pollution control is an important part to improve the quality of human settlements, which is an indispensable requirement to provide a pleasant and healthy living environment.
控制噪声污染是改善人居环境质量的重要环节，它是提供人们一个舒适、健康的居住环境必不可少的条件。
The entirely closed structure of mixing part, aggregate transmission system and dust removal system effectively reduce the pollution of dust and noise to the environment.
全封闭结构的搅拌主体、骨料输送系统及除尘系统，有效的降低了粉尘和噪声对环境造成的污染。
The entirely closed structure of mixing part, aggregate transmission system and dust removal system effectively reduce the pollution of dust and noise to the environment.
全封闭结构的搅拌主体、骨料输送系统及除尘系统，有效的降低了粉尘和噪声对环境造成的污染。
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