%0 Journal Article %T 复合动力灾害危险下被保护层回采巷道位置优化 %A 王浩 %A 赵毅鑫 %A 焦振华 %A 李思乾 %A 易恩兵 %J 采矿与安全工程学报 %D 2017 %K protective seam mining coal bump burst of coal and gas composite dynamic disaster roadway location in protected seam %U http://ckxb.cumt.edu.cn/CN/abstract/abstract1017.shtml