地电断面，是根据电阻率差别划分的地质断面。
用有限单元法求解三维地电断面激发极化法正演模拟算法。
FEM is used to modeling IP sounding on 3-d geoelectric section.
本文给出点源二维各向导性地电断面的直流电场有限元解法。
This paper presents the finite element method for solving the direct-current field of point source on a 2-d anisotropic geoelectric section.
首先，用付氏变换将点源二维各向异性地电断面的三维边值问题转变成二维边值问题；
First. using Fourier's transformation, the 3-D boundary value problem of electric field of point source on a 2-D anisotropic geoelectric section is converted into a 2-D boundary value problem.
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