1Support increasing resistance forms of macroscopic roof support and its prediction modelXU Gang, FAN Zhizhong, ZHANG Chunhui, YU Jianhao, ZHANG Zhen, LIU Qianjin, LI Zhengjie, LU Zhenlong3397-34072Engineering characteristics and deformation control of roadways in fractured rock massYU Weijian, LI Ke, LU Qinghe, GUO Hanxiao, DU Shaohua3408-34183Mechanism and application of force-structure cooperative prevention and control on rockburst with deep hole roof pre-blastingZHAO Shankun3419-34324Experimental study on EPRD (effectiveness for a given period to resistance dynamic load)of bolted rock under dynamic loadQIU Pengqi, NING Jianguo, WANG Jun, YANG Shang, HU Shanchao, TAN Yunliang, WEI Xin, YAN Shunshang3433-34445Instability failure mechanism of karst mountain with deep and large fissures under the mining-fissure water couplingXIONG Fei, LIU Xinrong, RAN Qiao, LI Bin, ZHONG Zuliang, YANG Zhongping, ZHOU Xiaohan3445-34586Fracture growth of Brazilian disk with open/closed cracksTANG Shibin, SUN Kang, ZHANG Yongliang, WU Fei3459-34697Nonlinear fracturing characterization of hydraulic fracture:Utilizing full-waveform and multi-parameter analysis method of acoustic emissionXING Yuekun, HUANG Bingxiang, CHEN Dayong, ZHAO Xinglong, LI Binghong3470-34878Experimental and numerical simulation study on crack propagation of fractured fine sandstone under the influence of loading rateYU Liqiang, YAO Qiangling, XU Qiang, WANG Weinan, NIU Zhijun, LIU Weidong3488-35019Big data prediction and early warning platform for floor water inrush disasterYU Guofeng, YUAN Liang, REN Bo, LI Lianchong, CHENG Guanwen, HAN Yunchun, MU Wenqiang, WANG Sixu, WEI Tingshuang, ZHENG Qun, MA Jiguo3502-351410Development and experimental study on visualization test platform for water inrush evolution process of coal seam mining floorLI Yangyang, ZHANG Shichuan, SUN Xizhen, SHEN Baotang, SUN Wenbin, CHEN Juntao, ZHAO Jinhai3515-352411Discussion on key technical problems of water cutting-off engineering in submerged roadway with large-cross sectionMOU Lin3525-353512Experimental study on the influence of grouting diffusion in fissure aquifer at the top Ordovician limestoneZHANG Ermeng, SHEN Xingyu, MIAO Wei, MA Zimin, TIAN Yuguo3536-354913Dynamic evolution characteristics of fractures in gas-bearing coal under the influence of gas pressure using industrial CT scanning technologyWANG Dengke, ZHANG Hang, WEI Jianping, WU Yan, ZHANG Hongtu, YAO Banghua, FU Jianhua, ZHAO Lizhen3550-356414Accurate identification and efficient drainage of relieved methane in goaf of high outburst mineDING Yang, ZHU Bing, LI Shugang, LIN Haifei, WEI Zongyong, LI Leiming, LONG Hang, YI Yan3565-357715Pore evolution of coals affected by cyclical liquid CO2 fracturing based on the low-field nuclear magnetic resonancesXU Jizhao, ZHAI Cheng, SANG Shuxun, SUN Yong, CONG Yuzhou, ZHENG Yangfeng, TANG Wei3578-358916Establishment and solution of heat recovery and dust removal model of the upper spraying device attached to a mine fan diffuserCUI Haijiao, CHEN Shiqiang, ZHENG Xu, LUO Cunyao3590-359817Effect of fault system on shale gas preservation:A case study of the Wufeng-Longmaxi Formation in Northeast Yunnan areaXIANG Jie, CHEN Shangbin, WANG Yang, JIANG Tianguo, XUE Xiaohui, WANG Xiaoqi, ZHU Yanming3599-361218Numerical simulation of short-path "drainage-recharge" water cycle and recharge studyLI Ying, YANG Zhuo, CHENG Li3613-362219Intelligent inversion method of electromagnetic wave CT detection within working face under the constraint of multi-source information fusionGUO Changfang, WU Xiang, YANG Zhen, CHEN Yiding, MA Liuzhu, MA Zhongyuan3623-363520Damage conduction mechanism and key technologies of damage reduction in sources for intensive coal mining in Western ChinaLI Quansheng, GUO Junting, ZHANG Kai, YAN Yueguan, ZHANG Cun, XU Zhuhe3636-3644 