1Remote Analysis of Microseismic Multidimensional Information and the Study on Rockburst MechanismLIAN Hong-quan, WANG Gui-feng, YUAN Xiao-yuan1-52Analysis on Geothermal Genesis of Yuxian BasinZHOU Jiang6-103Effect of Surface Fire Zone on Roadway Construction in Shallow Buried Spontaneous Combustible Coal SeamDING Ying-qi10-134Study on Reasonable Step Distance of Compulsory Roof Caving in Fully-mechanized Caving Face with Composite Roof14-165Optimal Analysis of Roadway Supporting on Coal Mining FaceXIE Peng-tao17-196Study on Stress Change Law of Fully-mechanized Caving Face and Determination of Reasonable Coal Pillar WidthZHANG Yong-ping, YIN Zhong-kai20-227Application Research on Coal Mine Safety Based on Mix Reality TechnologyYAN Dong23-268Study on Influence of Limited Thickness Mining on Surface Mining Based on FLAC3D SimulationSHANGGUAN Shao-bo27-319Research on Key Parameters of Mining without Coal Pillar for Roof Cutting and Pressure Relief Roadway of Medium Thick Coal SeamZHANG Yong, FAN Wei-feng, XUE Ding-liang, YUAN Yun-hai, WANG Peng-chao, ZHANG Long-hui31-3410Study on No-pillar Mining Technology of Roof-cutting and Pressure-relief RoadwayWANG Zheng-yang35-3811Geological Unit Division Based on Gas Content in Geological SurveyZHANG Zhi-jing39-4312Study on Transient Electromagnetic Stereo Detection of Water-Rich Faults under Alpine Frozen SoilLIU You-kui, MENG Dang-dang44-4713Research on Coal Pillar Mining in Steep Slope Protection RoadwayCHANG De-zhi, ZUO Wen-bo, ZHANG Xiao, LIU Bing-ru47-5114Practice and Application of Artificial Roof Technology in Slicing Mining Under Complex Geological ConditionsZHAO Rong-kuo, LIANG Guo-dong52-5415Research and Application of Optimization of Roadway Supporting Technology When Driving Face Passing Through FaultsCHENG Gang-gang55-5716Application Practice of Infrared Counter-fire Device in Juji Coal Preparation PlantFAN Jian-xun, YANG Peng-fei, WANG Yan-zhen58-5917Application of Three-dimensional Spray Between Supports on Fully-mechanized Working Face of Yuwu Coal MineWANG Wei-lin, ZHANG Wei60-61,8518Design of Shaft Freezing Construction in Thick Surface SoilYANG Han62-6419Study and Application of Optimum Mining and Caving Technology Parameters in Extra Thick Hard Coal SeamLEI Zhi-hong65-6820Technical Practice of Combined Supporting Technology for Roadway Crossing Main RoadwayWANG Lu68-70 