这也许正是根据现今应县—商河剖面上大地电磁的探测结果看不出来存在通常所说的反映“软流圈”电性特征的“上地幔高导层”的原因。
That is one of the possible reasons why there is no "high-conductive layer of the upper mantle" in the MT profile from Yingxian to Shanghe, which images the asthenosphere electrical characters.
远参考法可以提高大地电磁测深方法的适应能力，有利于解释精度的改进和工效的提高。
Remote reference method can be used to improve the applicability, the interpretation accuracy and the operation efficiency of magnetotelluric sounding method.
在电磁能量的返回方式，测量对象与探测结果的表示形式方面，与典型大地电磁法进行了比较。
Ther are some differences in the returnable behaviour of electromagnetic energy, the measuring objectivs and the expression of the detecting results when compared with the MT method.
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