A novel relative dynamics equation of the elastic rotation shaft possessed twain side is built in the nonrelativistic theory in this paper.

在非相对论性原理下建立了二端面弹性转轴的动力学方程。

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Based on the theory of elastic dynamics, using the governing equation of thin plates, the reflection and transmission of flexural wave in thin plates with an array of periodic cracks were studied.

本文基于弹性动力学理论，分析研究了含有横向周期裂纹的平板中弯曲波的反射与透射问题。

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A similarity dynamics equation and a relative dynamics equation of an elastic rotation shaft with twin sides based on the theory of relativity are built in this paper.

基于相对论性原理建立了二端面弹性转轴的动力学方程、相对动力学方程及相似动力学方程。

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