基于非结构化有限元的三维井地电阻率法约束反演
王智, 王程, 方思南

Constraint inversion of three-dimensional borehole-to-surface resistivity based on unstructured finite element
WANG Zhi, WANG Cheng, FANG Si-Nan
图2 地下球体的解析解与数值解对比
Fig.2 Comparison of analytical and numerical solutions of underground sphere