Funding for this research was provided by:
the National Natural Science Foundation of China (51934004, 51704184)
China Postdoctoral Science Foundation (2018M642681)
Opening foundation of State Key Laboratory of Mining Disaster Prevention and Control Co-founded by Shandong Province and the Ministry of Science and Technology (MDPC201815)
Opening foundation of Shandong Key Laboratory of Civil Engineering Disaster Prevention and Mitigation (CDPM2019ZR09)
Taishan Scholar Project of Shandong Province (TS20190935)
Article History
Received: 17 January 2020
Accepted: 8 December 2020
First Online: 9 January 2021