发动机噪声是车辆噪声的重要来源。
开展对发动机噪声分析及控制研究有重要意义。
综述了近年来国际上对车辆及发动机噪声声音品质的研究现状。
This paper summarizes the research status for sound quality of vehicle and engine.
他继续驾车前进，对发动机发出的噪声显然毫不在意。
He drove on, apparently unconcerned about the noise the engine was making.
汽车的振动与噪声主要来源于发动机系统和传动系统。
The vibration and noise of the automobiles mostly comes from the engine and transmission system.
发动机的振动和噪声特性是影响汽车行驶舒适性的主要因素。
Vibration and noise is a important factor for vehicle riding comfort.
可取代传统的机械式柴油发动机组， 无噪声、 无烟尘、 无公害；
It can replace the traditional mechanical diesel engine unit.
发动机排气噪声是整车噪声的主要噪声源之一。
The exhaust noise of engine is one of the main noise sources of automobile noise.
最终分析出发动机壳体的振动噪声特性。
Finally, acquaints the vibration and noise characteristic of the engine shell.
研究了有限元分析法在发动机气门室盖振动辐射噪声控制计算中的应用。
This paper is about the application of FEA to the control calculation of the radiation …
研究了有限元分析法在发动机气门室盖振动辐射噪声控制计算中的应用。
This paper is about the application of FEA to the control calculation of the radiation …
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