The 2-D nonlinear longitudinal wave in the isotropy solid medium studied in this paper is the finite amplitude wave, which thought about the nonlinear of the motion and medium.
本文研究了各向同性固体介质中的二维非线性有限振幅纵波，采用有限元方法求解二维非线性纵波运动方程。
The 2-D nonlinear longitudinal wave in the isotropy solid medium studied in this paper is the finite amplitude wave, which thought about the nonlinear of the motion and medium.
本文研究了各向同性固体介质中的二维非线性有限振幅纵波，采用有限元方法求解二维非线性纵波运动方程。
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