An infinite thin cylindrical shell immersed in acoustic medium is studied.
以浸没在流体声介质中的无限长弹性薄圆柱壳为研究对象。
Natural earthquakes are actually phenomena of acoustic emission of earth medium.
天然地震实际上是地球介质的一种声发射现象。
This paper deals with the essence of the reflection coefficient of planar wave in terms of acoustic and elastic media in the single-boundary and multilayered medium.
本文讨论了声学介质与弹性介质在单界面和多层介质情况下平面波反射系数的实质。
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