Influence of soft interlayer location in coal roof on stability of roadway bolting structure
ZHANG Nong1, 2,LI Gui-chen1, 2,KAN Jia-guang1, 2
1. School of Mines, China University of Mining and Technology, Xuzhou, Jiangsu 221116, China; 2. State Key Laboratory of Coal Resources and Safe Mining, China University of Mining and Technology, Xuzhou, Jiangsu 221116, China