... propagation loss 传播损失；传播损耗 propagation of sound 声传播 propagation stall 旋转失速，传播失速 ...
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anomalous propagation of sound 声的反常传播
irregular propagation of sound 声音异常传播
irregular feed propagation of sound 声音的异常传播
What is the physical mechanism of the propagation of sound waves?
声波传播的物理机理是什么？
For example, acoustical tile on a ceiling serves to reduce the propagation of sound.
比如，顶棚上安装吸音板就有助于减少声音的传播。
The propagation of sound in wet close granular media can excite two expand waves and a rotation wave.
声波在其中传播时将出现两个膨胀波和一个旋转波。
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