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   major noise source 的翻译结果: 查询用时:0.203秒
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major noise source
相关语句
  主要噪声源
     So ,it is important to study on the regularity of sound transmission in bus cavity and identify the major noise source and investigate the efficient corrective to control noise.
     因此,研究客车车内声传递规律,识别主要噪声源,进一步研究有效的噪声控制措施具有重要意义。
短句来源
     Major noise source of motorcycle was distinguished to be its en-gine through vehicle on-road tests in a runway of a airport, and majornoise source of the engine was distinguished to be the exhaust flow th-rough engine dynamometer test in an anechoic room.
     通过机场上的行车试验,识别了整车的主要噪声源为发动机; 通过在消声室内的台架试验,识别了发动机的主要噪声源为排气。
短句来源
     Travelling speed is one of the main factors affecting wheel-rail deduced noise and it is obvious that the sound level will be increased according to the dependance of wheel-rail deduced noise on travelling velocity. Many studies show that the wheel-rail deduced noise is the major noise source and some measures were proposed to reduced such a noise.
     列车速度是影响轮轨噪声大小的主要因素之一,由于轮轨噪声对车速的依赖性,其声级将随着列车不断高速化会愈来愈大,目前已有许多文献对轮轨噪声进行研究并提出了一些措施,轮轨噪声有所降低,但仍然是列车的主要噪声源
短句来源
     It is an important content of construction ecological campus to raise sound environmental quality, through monitoring for the campus regional present situation of noise pollution and analysis, find out the major noise source that affects the area of campus, put forward the corresponding pollutive countermeasure of prevention, offer basis to found healthy quiet, comfortable ecological campus.
     提高声环境质量是营造生态型校园的一项重要内容,通过对校园区域噪声污染现状监测及分析,找出影响校园区域的主要噪声源,提出相应的污染防治对策,为创建健康、安静、舒适的生态型校园提供依据。
短句来源
     Engine noise is the major noise source of automobile; air power noise is one of composition parts of engine noise.
     发动机噪声是汽车的主要噪声源,空气动力噪声是发动机噪声的组成部分之一。
短句来源
  “major noise source”译为未确定词的双语例句
     According to statistics, noise emitted by vehicle is the major noise source, which covers about 70% of the total environment noise.
     据统计,机动车辐射的噪声,约占整个环境噪声的75%,是目前环境中主要的噪声源。
短句来源
     The aerodynamical noise of vacuum couch roll is the major noise source of paper machine.
     真空伏辊空气动力性噪声是造纸机的主噪声源。
短句来源
     The noise of wavefront sensor is a major noise source in adaptive optics system.
     在自适应光学系统中,波前探测器的噪声是主要误差源。
短句来源
     A noise testing is conducted on a whole paper\|making machine in a paper\|making shop. The results show that the aerodynamic noise is the major noise source in the paper\|making shop.
     本研究以造纸厂造纸车间为研究对象 ,对造纸机整机进行噪声测试 ,其结果表明空气动力性噪声是造纸车间的主噪声源 ,同时分析了主噪声源的识别方法。
短句来源
     It is indicated that infrasound is major noise source inside vehicles.
     结果表明 ,次声是车内噪声的主要成分 ;
短句来源
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  相似匹配句对
     NOISE
     噪音
短句来源
     Noise
     噪声的危害与控制
短句来源
     Implusive Noise is the Major Cause of Teleprotection Misoperation
     脉冲噪声是高频保护误动的重要原因
短句来源
     Noise pollution is one of major problems in cities.
     噪声污染是城市环境的主要问题之一。
短句来源
     Major Noise Sources of Roots Vacuum Pump
     罗茨真空泵噪声源识别的实验研究
短句来源
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  major noise source
This is understandable, since the major noise source in this case is Brownian motion noise, which is only temperature-dependent.
      
Traffic noise is generally accepted to be the major noise source.
      
Recreational trails are provided around Pond A16, and are the major noise source at the pond.
      
Propeller cavitation seems to be the major noise source on some ships, and ow noise may be the biggest problem on others.
      
Piling is anticipated to be the major noise source in the event that substantial piling is required.
      
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In this paper the separation method of combustion noise and mechanical noise, the identification technique of engine noise sources and the engine structure test were discussed. They could be of great value in determination of the major noise sources.

本文讨论了柴油机燃烧噪声和机械噪声的分离方法;阐述了声源识别技术和发动机结构试验。这些技术对于确定主要噪声源将有重大价值。

An experimental study on noise reduction of AX-100 motorcycle is pr- esented. Major noise source of motorcycle was distinguished to be its en-gine through vehicle on-road tests in a runway of a airport, and majornoise source of the engine was distinguished to be the exhaust flow th-rough engine dynamometer test in an anechoic room. Exhaust silencer wasimproved and the on-road acceleration noise emission of AX-100 motorcy-cle was reduced to the level corresponding to that of the national...

An experimental study on noise reduction of AX-100 motorcycle is pr- esented. Major noise source of motorcycle was distinguished to be its en-gine through vehicle on-road tests in a runway of a airport, and majornoise source of the engine was distinguished to be the exhaust flow th-rough engine dynamometer test in an anechoic room. Exhaust silencer wasimproved and the on-road acceleration noise emission of AX-100 motorcy-cle was reduced to the level corresponding to that of the national high-class products without deterioration of its power and fuel economy.

本文论述了旨在降低AX-100型摩托车的噪声的试验研究。通过机场上的行车试验,识别了整车的主要噪声源为发动机;通过在消声室内的台架试验,识别了发动机的主要噪声源为排气。通过排气消声器的改进,在不影响整车动力性、经济性和制造成本的前提下,使整车行驶噪声达到国家优等水平。

This paper analyses the working noise of chopping machines. It regards Haimen No. 3 chopping machine as an object of study and its four input/one output system model is set up. The major noise sources of the chopping machine and the relative contributions of each noise sources to the noise energy emitted are identified by using residual spectrum technique.

本文分析了剁齿机的工作噪声,以海门3~#剁齿机为研究对象,建立起四输入单输出系统模型,应用残余谱法识别出其主要的噪声源及其各自对整机幅射噪声能量的影响。

 
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