acoustic attenuation

基本解释

The advantages and shortcomings of the three methods for the prediction of silencer acoustic attenuation performance are discussed.
通过算例分析和总结三种方法预测消声器声学性能的优缺点。
The acoustic attenuation of suspending liquid is divided three kinds as absorption attenuation and scattering attenuation and diffusion attenuation.
悬浮液的声衰减分为三种主要类型：吸收衰减、散射衰减和扩散衰减。
In order to improve the design efficiency, according to the transmission matrix method, a software was compiled for forecasting the Acoustic Attenuation Performance and assisting the improved design.
为提高设计效率，基于传递矩阵法编制了消声器性能预测软件，辅助设计过程中的结构设计以及参数调节。

声衰减
The definition and formula of attenuation coefficient of temperature changing is put forward. The conclusion is made that acoustic attenuation is aggrandizing with the temperature rising.
提出温变衰减系数并定义计算公式，通过实验得出温变衰减系数与温度的关系，得到温变衰减系数能直观的反映沉积物声衰减随温度升高而增大的结论。
电子、通信与自动控制技术
声衰减
声波衰减