1. School of Geology and Environment, Xi’an University of Science and Technology, Xi’an 710054, China
2. Key Laboratory of Coal Resources Exploration and Comprehensive Utilization, Ministry of Natural Resources, Xi’an 710021, China
3. School of Water Resources and Hydroelectric Engineering, Xi’an University of Technology, Xi’an 710048, China
4. China National Heavy Machinery Research Institute Co, Lto, Xi’an 710032, China
5. CAS Key Laboratory of Green Process and Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China