1. Key Laboratory of Karst Environment and Geohazard, Ministry of Land and Resources, Guizhou University, Guiyang, Guizhou, 550000, China
2. College of Resource and Environmental Engineering, Guizhou University, Guiyang, Guizhou, 550000, China
3. National Engineering Research Center of Coal Mine Water Hazard Controlling, China University of Mining and Technology (Beijing), Beijing, 100083, China