1Mechanism and prevention of coal seam rib spalling in remote protected layer across coal groupYANG Ke, LIU Shuai, TANG Chun'an, WEI Zhen, CHI Xiaolou2611-26212Experimental study on optimizing parameters of flexible reinforcement technology of coal wallYANG Shengli, YANG Yi2622-26313Method of synergetic multi-windows caving in longwall top coal caving working faceLIU Chuang, LI Huamin, ZHOU Ying, LI Dongyin2632-26404A model for top coal recovery ratio assessment and its application in longwall top coal cavingZHU Dijie, CHEN Zhonghui2641-26495Space-time relationship between the first fracture of main roof structure and whole regional reboundXIE Shengrong, CHEN Dongdong, ZENG Junchao, ZHANG Qing, YUE Shuaishuai, WU Xiaoyu2650-26636Mechanical analysis of support stability in longwall mining of steeply dipping seamLUO Shenghu, WU Yongping, XIE Panshi, WANG Hongwei, ZHANG Hao2664-26727Dynamic evaluation technology of rock burst based on response energy and non-response timeLI Hongyan, MO Yunlong, SUN Zhongxue, LI Lei, JIANG Junjun, ZHAO Shankun2673-26818Instability mechanism and prevention technology of roadway in close distance and extra thick coal seam under goafHAO Dengyun, WU Yongzheng, CHEN Haijun, CHU Xiaowei, LI Yang2682-26909Experimental study on anchoring effect of brittle rock mass influenced by loading rates at low strain rateWANG Bin, NING Yong, FENG Tao, GUO Zeyang2691-269910Experimental investigation on progressive damage mechanical behavior of sandstone under true triaxial conditionZHANG Junwen, SONG Zhixiang, FAN Wenbing, DING Lujiang, YAO Zixiang, HUO Yinghao, SU Wentong2700-270911Dynamic mechanical behavior and mesoscopic analysis of two layered sandstone after high temperatureGU Chao, XU Jinyu, MENG Boxu, WEN Ming, LOU Chuanxin2710-272012Mechanical characteristics of sandstone containing arc prefabricated fissuresZHU Dong, JING Hongwen, YIN Qian, TAO Xiangling, ZONG Yijiang2721-273213Stress-charge-temperature coupling model of composite coal-rock in deformation and fractureYANG Zhen, SU Xiaoping, LI Xin2733-274014Accelerated creep model of rock based on energy dissipation theoryLIU Wenbo, ZHANG Shuguang, LI Ruomu2741-275015Analysis of compression failure and acoustic emission characteristics of limestone under permeability-stress couplingSONG Zhanping, CHENG Yun, YANG Tengtian, HUO Runke, WANG Junbao, LIU Xinrong, ZHOU Guannan2751-275916Experimental and modeling research on heated rock fracture seepageCHEN Huihui, ZHANG Xiaobo, YAO Chi, XIA Zuhao, YANG Jianhua, JIANG Shuihua, JIANG Qinghui2760-276617Prediction of intensity classification of rockburst based on PCA-PNN principleWU Shunchuan, ZHANG Chenxi, CHENG Ziqiao2767-277618Different fault activation models in mining subsidenceYU Qiuge, ZHANG Huaxing, DENG Weinan, ZHANG Yujun, ZHANG Gangyan2777-278619Route optimization algorithm of open-pit mine based on Clifford algebraCHAI Senlin, LIU Guangwei, ZHAO Jingchang, BAI Runcai, LI Haoran, ZHANG Jing2787-279620Accessibility of methane at micro-pore passage and its effect on the methane desorption in coalZHOU Dong, LIU Zhixiang, FENG Zengchao, SHEN Yongxing2797-2802 