Multi-geophysical approaches to detect karst channels underground — A case study in Mengzi of Yunnan Province, China
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- 作者：Fuping Gan ; ganfp555@163.com ; Kai Han ; Funing Lan ; Yuling Chen ; Wei Zhang
- 关键词：Nandong underground river ; Karst ; Controlled Source Audio Magnetotellurics ; Seismic refraction tomography ; Mise-a-la-masse ; Water infilled channels
- 刊名：Journal of Applied Geophysics
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：136
- 期：Complete
- 页码：91-98
- 全文大小：1377 K
- 卷排序：136
文摘
CSAMT can define the faults and lithologic contacts based on resistivity anomalies. Seismic refraction tomography can provide the fractured zones with low velocity anomaly. Mise-a-la-masse method will reduce uncertainty and identify water-infilled channels.