Locates source of engine noise quickly.
能迅速确定发动机噪音声源所在。
Exterior and interior engine noise is also reduced.
外观和内饰发动机噪音也随之降低。
The engine noise rises only slightly as I speed along.
我一路高速行驶时，发动机的噪音只提高了一点点。
Analysis and control of engine noise has the significance.
开展对发动机噪声分析及控制研究有重要意义。
You may also notice an increase in engine noise after landing.
飞机着陆后发动机噪音也会加大。
The engineers' most important goals are reductions in fuel consumption and jet engine noise.
工程师的最重要目的是减少油耗和发动机噪音。
The combustion noise control is an important aspect of internal combustion engine noise control.
燃烧噪声控制是内燃机振动与噪声控制领域的一个重要的研究方向。
He drove on, apparently unconcerned about the noise the engine was making.
他继续驾车前进，对发动机发出的噪声显然毫不在意。
He had been aware, even as he slept, of the noise of the engine.
即使在睡觉的时候，他也一直听得到发动机的噪音。
A silencer quietens the noise of the engine.
消声器把发动机的噪音消弭了。
What's wrong with my car? The engine makes funny noise.
我的车出了什么毛病？发动机发出了奇怪的响声。
Above the noise of driving rain came the sound of the engine bell.
机车的铃声透过急促的雨声传了过来。
The car's engine has been making a strange noise lately.
最近汽车发动机老是发出一种奇怪的声音。
Our cabin was near the ship's engine and at night the noise made it difficult to sleep.
我们的船舱靠近发动机，晚上吵得让人难以入眠。
I didn't know why there was so much noise in the engine room.
我不知道为什么机舱噪音这么大？
What's wrong with the engine? It's making an awful noise.
发动机出什么故障了？噪音太大了。
The exhaust noise of engine is one of the main noise sources of automobile noise.
发动机排气噪声是整车噪声的主要噪声源之一。
The vibration and noise of the automobiles mostly comes from the engine and transmission system.
汽车的振动与噪声主要来源于发动机系统和传动系统。
Finally, acquaints the vibration and noise characteristic of the engine shell.
最终分析出发动机壳体的振动噪声特性。
发动机发出了奇怪的响声。
The engine makes strange noise.
发动机发出了奇怪的响声。
The invention relates to a noise attenuation for an internal combustion engine.
本发明涉及用于内燃机的噪音衰减。
The engine makes a strange noise.
发动机发出奇怪的声音 。
The engine makes a strange noise.
发动机发出奇怪的声音 。
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