本文探讨了一种以制造微量模拟地震波来消耗地震能量，达到区域防灾目的的新途径。
Here we probe into a new mode to expend earthquake energy by creating trace imitated earthquake waves in order to achieve the goal-area energy-dissipating.
基于声波或弹性波方程的有限差分方法是数值模拟地震波场或合成VSP地震记录的有力工具。
The finite difference methods based on acoustic or elastic wave equation are very useful tools for wave-field numerical modeling or VSP data synthesizing.
在地震波传播的数值模拟中，在有限区域建立吸收边界条件是一个很重要的问题。
In the numerical simulation of the wave equation, to develop an absorbing boundary condition in the finite domain is a very important problem.
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