The theory of waves propagation in inhomogeneous damaged zone and inversion of wave motion equations are studied.
研究了波在非均匀损伤介质中的传播及波动方程的反演。
Based on the wave theory, a set of differential equations of nonlinear motion due to the seismic sh wave is established.
按波动理论，建立土—结构—流体相互作用体系的非线性运动方程组。
Here, we use second-order, temporal - and high-order spatial finite-difference formulations with a staggered grid for discretization of the 3-d elastic wave equations of motion.
采用时间上二阶、空间上高阶近似的交错网格高阶差分公式求解三维弹性波位移-应力方程，并在计算边界处应用基于傍轴近似法得到的三维弹性波方程吸收边界条件。
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