Zheng, Shangshang
Lou, Yahui
Kong, Dezhong
Wu, Guiyi
Liu, Yong
Funding for this research was provided by:
the Scientific Research Foundation of Guizhou Provincial Department of science and technology and Guizhou University (QianKehe LH [2017]7280)
the annual academic training and special innovation program of Guizhou University in 2017 (Guizhou Kehe [2017]5788)
The Youth Science and Technology Talents Development Project of Guizhou Education Department (Guizhou Education Co-operation KY character [2018] 114)
the fund of Key Laboratory of Safety and High-efficiency Coal Mining, Ministry of Education (JYBSYS2017101)
The first class professional “mining project” in Guizhou province (SJZY2017006)
Article History
Received: 5 December 2018
Accepted: 22 March 2019
First Online: 27 March 2019