Engine noise is the greatest part of the vehicle noise, it consists of many kinds of noise especially gas kinetic noise, mechanical noise and combustion noise.
发动机噪声是汽车噪声源的主要部分，它是由多种声源发出的噪声组合而成的，主要包括空气动力噪声和机械噪声和燃烧噪声。
Conceptually linked to Len Lye's sound - generating kinetic sculptures, Noise is short, highly concentrated and superbly crafted multimedia work subtitled 'theme and variations'.
《噪音》与莱里恩的声音概念相联系，即产生动态的雕塑。作品非常简短、高度集中、是具有卓越技术的传媒作品，副标题为《主题与变奏》。
The present invention produces no additional damage and noise while providing kinetic energy protection.
本发明在具有动能防护作用的同时不会产生附加的损伤和噪音的特点。
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