1. Associate Professor, College of Geosciences and Engineering, North China Univ. of Water Resources and Electric Power, Zhengzhou 450046, China. ORCID: .
2. Ph.D. Student, College of Geosciences and Engineering, North China Univ. of Water Resources and Electric Power, Zhengzhou 450046, China.
3. Ph.D. Student, Faculty of Engineering, China Univ. of Geosciences, Wuhan 430074, China.
4. Associate Professor, School of Civil Engineering, Henan Polytechnic Univ., Jiaozuo 454003, China; Collaborative Innovation Center of Coal Work Safety and Clean High Efficiency Utilization, Jiaozuo 454003, China (corresponding author). ORCID: .