1Simulation Test Study on True Triaxial Hydraulic Fracturing of Coal and RockMA Geng, ZHANG Fan, LIU Xiao, TANG YangTest·Research1-3,72Experimental Study on Influence of Direct Current Field on Coal Gas AdsorptionWANG PinghuTest·Research4-73Experimental Study on Loosening Radius of Pre-drainage Borehole by Pre-splitting Blasting for Increasing Permeability at 2306 Working Face of Zhangcun Coal MineWANG YongzhengTest·Research8-114Experimental Study on Influence of Temperature on Gas Adsorption Laws Under Different Pressure StagesHE Chao, YANG Yinlei, GUO Dandan, WANG WenqiangTest·Research12-14,185Remote Sensing Monitoring Research on Coal Fire in Wuda Mine by ASTER ImagesLI Feng, LIANG Handong, ZHAO Xiaoping, CHEN Yang, WANG ZheTest·Research15-186Permeability Change Laws of Coal Seam Under Mining Influence Based on Gas Production SimulationJIANG Wenping, ZHANG Qun, JIANG Zaibing, WU Jing, ZHAO Long, RU TingTest·Research19-227Experimental Study on Influence of Air Supply Amount on Coal Low Temperature Oxidation CharacteristicsLYU Zhijin, OUYANG Hui, QIN Qinghe, LI PengTest·Research23-25,298Research on Reasonable Sampling Depth of Gas Content at Working Face Based on SDQ-63 Deep Hole Fixed-point Sampling DeviceKANG JianningTest·Research26-299Experimental Study on New Type of N4-2 High Temperature Resistant Dust Suppression AgentKANG Jie, WANG Junfeng, WU JianmingTest·Research30-3210Influence Experiment of Air Volume on Gas Product from Coal Low Temperature OxidationWANG Nianxin, CAI Zhouquan, LUO Zhenmin, DENG YinTest·Research33-35,4011Study on Instability Criterion of Layered Rock Mass Failure Based on Cusp Mutation TheoryMU Chenglin, PEI Xiangjun, HUANG Runqiu, PEI Zuan, LU JunfuTest·Research36-4012Failure Mechanism of Coal-side Rock Burst in Deep Gateway and Control Principle of Support-depressurization Cycle StripeLIU Yaming, GAO Mingshi, LIU YonghongTest·Research41-44,4813Deformation Mechanism of Landslide Under the Condition of Coal MiningZHOU Zewen, LYU YiqingTest·Research45-4814Study on Evolution Laws of Water-conducting Fractured Zone Based on FLAC3DZHAO Mingdong, DONG Donglin, SHEN JianjunTest·Research49-5215Experimental Analysis of Stress Change Induced by Reverse Fault Two Plates Mining in SequenceZHANG Peisen, LI Kai, WANG Hao, MIAO Wang, ZHAO Shijun, KAN ZhonghuiTest·Research53-5616Optimization Study for Drawing Mode of Horizontal Subsection Full-mechanized Top-coal CavingWEI Weijie, CHEN Yi, ZHANG Jinwang, SONG ZhengyangTest·Research57-6017Numerical Simulation Research on Large Cross Section T-type Roadway Surrounding Rock Intersection Instability ControlCHEN Shan, MA XiaoliTest·Research61-6418Evolution Laws of Cracks Under Different Hole Pitch in Deep Hole Pre-splitting BlastingLYU Chang, LIU Jian, GUO LinjieTest·Research65-6819Optimization Study on Outburst Prevention Technology in Protective Layer Mining Area of Outburst Coal Seam GroupZHU Yiran, LI Shumin, HU Guozhong, SUN MiaoTechnology·Innovation69-7220Mechanism of Compound Dynamic Disaster and Integrated Prevention Technology in Deep MineGENG YoumingTechnology·Innovation73-76 