1. Professor, International Joint Research Laboratory of Henan Province for Underground Space Development and Disaster Prevention, Henan Polytechnic Univ., Jiaozuo 454003, China; Director, School of Minerals and Energy Resources Engineering, Univ. of New South Wales, Sydney, NSW 2052, Australia (corresponding author).
2. Doctoral Candidate, International Joint Research Laboratory of Henan Province for Underground Space Development and Disaster Prevention, Henan Polytechnic Univ., Jiaozuo 454003, China; Henan Province Engineering Laboratory for Eco-architecture and the Built Environment, Henan Polytechnic Univ., Jiaozuo 454003, China.
3. Professor, International Joint Research Laboratory of Henan Province for Underground Space Development and Disaster Prevention, Henan Polytechnic Univ., Jiaozuo 454003, China; Director, Henan Province Engineering Laboratory for Eco-architecture and the Built Environment, Henan Polytechnic Univ., Jiaozuo 454003, China.
4. Graduate Student, International Joint Research Laboratory of Henan Province for Underground Space Development and Disaster Prevention, Henan Polytechnic Univ., Jiaozuo 454003, China; Henan Province Engineering Laboratory for Eco-architecture and the Built Environment, Henan Polytechnic Univ., Jiaozuo 454003, China.