1Research on Influence of High-pressure Methane and Carbon Dioxide Absorption on Functional Groups of CoalDU Feng, WANG Gongda, JIANG Yifeng, ZHOU AitaoTest Research1-4,92Experiment Study on Temperature Programmed Oxidation of Spontaneous Combustion Characteristics of Weathered CoalZHANG Xinhai, LI Qingwei, XIAO Yang, LU JunhuiTest Research5-93Study on Gas Adsorption Equilibrium and Thermodynamics in High/low Temperature EnvironmentYUE Jiwei, YUE Gaowei, XIE CeTest Research10-144Numerical Simulation of Overburden Strata Failure Law in Deep Mining of Inclined Coal SeamDENG Yuhua, SUN Guowen, HUANG GunTest Research15-205Similar Simulation Research on Overburden Strata Movement Law in Mining of Protective SeamCHENG GuojianTest Research21-24,286Research on Influence of Mining Height on Mining Fissure EvolutionLI Shugang, LI Zhiliang, LIN Haifei, ZHAO Pengxiang, LI HaotianTest Research25-287Simulation of Dust Migration and Concentration Change Law during Powered Support Advance in Fully Mechanized Top-coal Caving Face Based on FluentWU Lirong, WANG DanTest Research29-338Influence of Stope Immediate Roof on Periodic Weighting DistanceGU Shuancheng, LI Jinhua, HUANG RongbinTest Research34-37,419Study of Three-dimensional Distribution of Permeability in Gob Based on O-shape Circle TheoryCHEN Peng, ZHANG Lang, ZOU DongqiTest Research38-4110Design of 500 A Super-power Transient Electromagnetic InstrumentQIN HaimingDevelopment Design42-44,4911Design and Experimental Study of a New Mine Wireless Multi-channel Three-component Distributed Advance Seismic Observation SystemLI YunboDevelopment Design45-4912Study on Mining Subsidence Law of Coal Seam with Extra-thick Loose-bed Thin Bedrock by MeasurementZHANG Xianni, WANG LeiApplication Techniques50-5313Mechanical Analysis of Fracture Plane Formation and Extension Direction in Hydraulic Fracturing by Crossing Holes and Its ApplicationApplication Techniques54-5714Study on Gob-side Entry Retaining Technology of Bag-casting Concrete with Pre-supportHUI Xingtian, LI WeiApplication Techniques58-6215Optimization Analysis on Hydraulic Fracturing Crossing Borehole Layout and Its Application in Coal MineLI Dong, GUO Chenye, QIN Le, HUANG Changwen, TANG Yude, ZHOU XiaolinApplication Techniques63-67,7516Evaluation of Coal Mine Groundwater Quality with Coupling Model Based on SPA-ITFNGAO Xiaoxu, NIE Yao, DONG DingwenApplication Techniques68-71,7517Research and Application of Resistance Reduction and Efficiency Improvement Methods for Dust Removal System Used in Coal Mine Heading FaceZHENG Lei, TIAN Xianghong, WANG WeiliApplication Techniques72-7518Analysis on Structural Stability and Application of U-steel Support Used in High-stress Soft Rock RoadwayWANG Yunchen, WANG Bo, ZHANG HongxueApplication Techniques76-8019Application Research of Gob-side Roadway Driving with Narrow Coal Pillar in Outburst Coal SeamCHEN Caixian, SU Jing, TANG Zhu, LI WenbinTechnical Experience81-83,9120Research on Hydraulic Connection of Aquifers Based on Roof Dewatering and Drainage in Working FaceYANG Jian, ZHAO CaifengTechnical Experience84-86 