They include induced polarization method, spectrum IPmethod, transient electromagnetic method, controlled - source audio - frequency magnetotelluric method and GPR.

这些方法有激发极化法 、 频谱激电法 、 瞬变电磁法 、 可控源音频大地电磁法和探地雷达.

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Controllable audio magnetotelluric method " was recommended to check the integrative of the wall. "

推荐采用 “ 可控源音频大地电磁法 ” 检测截渗墙的整体性.

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We have successfully solved the forward problem of 2 - D magnetotelluric method using the finite element method.

我们非常成功地用块迭代有限元方法解决了二 维 大地电磁的正问题.

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