1. School of Civil Engineering and Architecture, Nanyang Normal University, Nanyang 473061, China
2. Department of Railway Engineering, Shijiazhuang Institute of Railway Technology, Shijiazhuang 050041, China
3. School of Mechanics and Civil Engineering, China University of Mining and Technology (Beijing), Beijing 100083, China
4. Emergency Science Research Institute, China Coal Research Institute, Beijing 100013, China
5. School of Energy and Mining Engineering, China University of Mining and Technology, Beijing 100083, China