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本文用2.5维有限元法作正演计算,简要介绍了井间电阻率成象的基本原理和计算方法,通过两个工程勘察实例,其结果证明了该方法的有效性。
In this paper, 2.5-D finite element method is used for forward calculation. The basic principles and calculation methods of cross-well resistivity imaging are briefly introduced. The results of two engineering investigations show that the method is effective.