1. School of Safety Engineering, China University of Mining and Technology; Mine Safety Science Research Institute of Guizhou, China; Engineering Technology Research Center for Coal Gas Prevention & Control in Guizhou, China; Engineering Research Center of prevention and control for coal and gas outburst of Guizhou, China
2. School of Safety Engineering, China University of Mining and Technology
3. Mine Safety Science Research Institute of Guizhou, China; Engineering Technology Research Center for Coal Gas Prevention & Control in Guizhou, China; Engineering Research Center of prevention and control for coal and gas outburst of Guizhou, China
4. School of Resources and Earth Science, China University of Mining and Technology