1. Key Laboratory of Geological Survey and Evaluation of Ministry of Education, China University of Geosciences, Wuhan, China
2. Institute of Geological Survey, China University of Geosciences, Wuhan, China
3. State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences, Wuhan, China
4. Department of Physics and Electronic Information, Henan Polytechnic University, Jiaozuo, China
5. School of Geophysics and Geomatics, China University of Geosciences, Wuhan, China