Faculty of Safety Engineering, China University of Mining and Technology, Jiangsu Xuzhou 221008, China/State key laboratory of coal resources and safe mining, XU Zhou, China
Faculty of Safety Engineering, China University of Mining and Technology, Jiangsu Xuzhou 221008, China/State key laboratory of coal resources and safe mining, XU Zhou, China
Faculty of Safety Engineering, China University of Mining and Technology, Jiangsu Xuzhou 221008, China/State key laboratory of coal resources and safe mining, XU Zhou, China
Copyright © Juan Zhang, Guoqing Zhu, Huanhuan Li et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.