在这篇文章中，分析了一个具有井眼的非均匀介质中似稳电流场的边值问题。
This paper analyzes the quasi static current field boundary value problem in inhomogeneous media with a borehole.
本文证明了在似稳恒条件下，全空间的位移电流在任何一点激发的磁场恒为零。
The magnetic field of overall space displacement current excited at any point is always proved tobe zero.
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