This paper is the second part, which presents the characteristic of reflection and refraction coefficient spectrum at line boundary.

本文是第二部分，主要探讨了两类母线的接线情况下，线路边界的折、反射系数的频谱特征。

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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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