• The results of this paper proved that it is effective to reduce the engine surface noise by changing the structure parameters.

    结果证明,通过结构参数的改变来降低表面辐射噪声是行之有效的。

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  • In this paper, the relationship between the structure vibration and the surface noise radiation is analyzed and deduced from the acoustic and vibrational theory.

    本文从声学振动理论出发,分析并导出了结构的振动与表面辐射噪声的关系。

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  • The gain limitation of particle velocity and acoustic energy flux in the sea surface noise field and half-isotropic noise field is discussed based on orientation-exponent theoretic.

    从指向性指数出发分别推导了海面噪声场条件下和半各向同性噪声场条件下质点振速检测器增益和声能流检测器增益的理论极限。

    youdao

  • The gain limitation of particle velocity and acoustic energy flux in the sea surface noise field and half-isotropic noise field is discussed based on orientation-exponent theoretic.

    从指向性指数出发分别推导了海面噪声场条件下和半各向同性噪声场条件下质点振速检测器增益和声能流检测器增益的理论极限。

    youdao

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