1Discussion on the main problems and countermeasures for building an upgrade version of main energy (coal) industry in ChinaWU Qiang, TU Kun, ZENG Yifan, LIU Shouqiang1625-16362Conjugate shear fracture-seismic composite model based on structural stability of dynamic systemQIAO Jianyong, MA Nianjie, MA Ji, ZHAO Zhiqiang, GUO Xiaofei, SHI Haoyu1637-16463Mechanical mechanism and evolution of X-shaped conjugate shear fractures-seismMA Nianjie, MA Ji, ZHAO Zhiqiang, GUO Xiaofei, SHI Haoyu, QIAO Jianyong1647-16534Sources of seismic energy based on butterfly failure theoryMA Ji, ZHAO Zhiqiang, SHI Haoyu, GUO Xiaofei, QIAO Jianyong, MA Nianjie1654-16655Structure coupling between hydraulic roof support and surrounding rock in extra-thick and hard coal seam with super large cutting height and longwall top coal caving operationXU Yongxiang, WANG Guofa, LI Mingzhong, ZHANG Jinhu, HAN Huijun1666-16786Stability behavior of support with corrugated steel webs of straight wall semicircle arch shape in coal mine roadwayWU Lili, QIU Fangyuan, WANG Zhenwei, SUN Guangqiang1679-16897Effect of anchoring force by adding steel aggregate in resin anchoring agentZHANG Ming, CAO Chen, ZHANG Huaidong, TRAN Vancong, REN Ting, MA Shuangwen, HAN Jun1690-16978Prediction method of deep mining dynamic disasters and its application in Pingdingshan mining areaZHANG Jianguo, LAN Tianwei, WANG Man, GAO Mingzhong, RONG Hai1698-17069Research and application of mining design based on prevention of rock burst under giant thickness hard strataZHAI Minghua, JIANG Fuxing, ZHU Sitao, ZHANG Ming, YAO Shunli, GUO Xinshan, SUN Xiang1707-171510Experimental study on energy dissipation of mudstone in coal mine under im-pact loadingWANG Mengxiang, WANG Haibo, ZONG Qi1716-172511Experimental study on the evaluation of coal burst tendency utilizing modulus indexDAI Shuhong, WANG Xiaochen, PAN Yishan, LIU Liu1726-173112Tensile strength and fracture toughness of sedimentary rocks at different buried depths in Shendong coal fieldZHAO Yixin, LIU Bin, YANG Zhiliang, SONG Guijun, YANG Donghui1732-174113Experimental study on frost heaving pressure properties in fractured red sandstoneSHAN Renliang, BAI Yao, SUN Pengfei, WU Yongxin, SUI Shunmeng, YUAN Honghu1742-175214Calculation of roof pressure in longwall fully mechanized top coal caving face with open-pit slope mineNAN Cunquan, WANG Lijiang, L(U) Jinguo, YU Yongjiang1753-176315Modeling and experimental analysis on the permeability evolution of coal containing methaneZHU Jie, TANG Jun, WANG Qi, WANG Quanqi, ZHANG Bo, ZHANG Ben1764-177016Characteristics of deep coalbed gas migration based on the time-dependent effectZHANG Lei, ZHOU Hongwei, WANG Xiangyu, RONG Tenglong, CHEN Chaofan1771-177917Dust deposition law of ventilation dust removal pipeline based on a high precision deposition thickness detection methodZHAO Zheng, LI Dewen, WU Fuxiang, LIU Guoqing, SUI Jinjun, YAN Gelai1780-178518Key control factor for the gas-bearing properties difference of lower Paleozoic shale in southeast ChongqingJIAO Weiwei, FANG Guangjian, WANG Shengxiu, ZHANG Zhiping, YU Chuan1786-179419"Variable speed drainage-low casing pressure" control method of high rank CBM wells in South Qinshui BasinHU Qiujia, MAO Chonghao, SHI Bin, QIAO Maopo, LIU Shiqi, LIU Changping, LIU Mingren, MAO Shengfa, CHEN Zhixin1795-180320Method and application on 2D pseudo-seismic inversion of Roadway-Borehole transient electromagnetic detection in coal mineFAN Tao1804-1816 