通过实测结果与模拟计算结果的对比，说明了正演方法的可行性。
According to the comparison between forward modeling and surveying results, we know that the forward modeling method is correct.
根据胜利油田典型地质模型的构造特点，本文提出了变密度声波方程交错网格高阶差分正演方法。
According to structural feature of typical geologic models in Shengli oilfield, the paper presented staggering mesh high-order difference forward simulation of density-variated acoustic equation.
在正演方面，着重分析了有限元正演方法的基本方程序，边界条件以及二维大地电磁场的有限元解法。
As to forward, emphasis is on analyzing basic equations, boundary conditions and finite-element solutions for magnetotelluric field in two dimension of finite-element forward method.
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