Groundwater level threshold under the constrain of ecology security in mining areaMA Xiongde, HUANG Jinting, LI Jixiang, NING Shixiong675-680
Research on three-field evolution and rational coal pillar staggered distance in shallow buried closely spaced multi-seam miningHUANG Qingxiang, CAO Jian, DU Junwu, LI Xiongfeng681-689
Dynamics process analysis of groundwater quantity loss of roof aquifer with shallow seam mining in Western ChinaJIN Dewu, ZHOU Zhenfang, ZHAO Chunhu, FENG Longfei, XU Feng690-700
Disturbance characteristics of coal mining to the eco-phreatic flow field in adjacent regionsDAI Gelian, XUE Xiaoyuan, NIU Chao, XU Ke, JIANG Zequan, XIAO Lele, LIU Meile701-708
Study on water-preserved mining technology of burnt rock aquifer beside the large reservoir in Shenfu mining areaDONG Shuning, YANG Zhibin, JI Zhongkui, WANG Shidong, GAO Xiaowei, JIANG Qiu709-717
Grade types of water-preserved coal mining coalmines in ecologically fragile areaLI Wenping, WANG Qiqing, LIU Shiliang, WANG Sujian718-726
Theories and methods of efficiency water conservation mining in short-distance coal seamsMA Liqiang, ZHANG Dongsheng, JIN Zhiyuan, WANG Shuokang, YU Yihe727-738
Coordinated waterproof mining mode under thick loose sand stratum in Barapukuria coal mineYU Xueyi, MAO Xuwei, GUO Wenbin739-746
Geological model of water preserved mining in Karst mountain areas in southwest ChinaLI Tao, GAO Ying, AI Dechun, YANG Junwei747-754
