广域电磁法在巨厚低阻层下水文地质勘探中的应用——以安徽淮南某煤矿为例 |
齐朝华 |
Application of the wide-field electromagnetic method in hydrogeological exploration under the extremely-thick low-resistivity layer: A case study of a coal mine in the Huainan area, Anhui Province |
Qi Zhao-Hua |
图3 不同接收极距(MN)实验结果 |
Fig.3 Experimental results of different receiving electrode distances (MN) |
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