Funding for this research was provided by:
National Natural Science Foundation of China (42007259)
Research Fund of The State Key Laboratory of Coal Resources and safe Mining, CUMT (SKLCRSM21KF006)
Article History
Received: 30 December 2020
Accepted: 22 January 2022
First Online: 24 February 2022
Declaration
:
: The authors declare that they have no conflict of interest.