【摘要】 分析了间歇排气噪声的特点及其有效控制用消声器的结构，建立了间歇排气噪声有效控制中的空气动力学模型，并进行了深入的数值分析和试验验证，为噪声控制用消声器设计提供了理论依据。更多还原

【Abstract】 The characteristics of interval exhaust noise and structure of mufflers for effectively controlling the noiseare analysed.The model of aerodynamics in controlling the noise is established and is thoroughly analysed numerical-ly and is verified experimentally.The theoretical basis is provided for muffer design in controlling the noise.更多还原