1Research on Impact Mechanical Behavior and Constitutive Relation of Outburst CoalZHANG Wenqing, MU ChaominTest·Research1-42Experimental Study on Pore Structure of Tectonic CoalZHOU Junyi, ZHAO Yu, YU HongyiTest·Research5-8,133Experimental Study on Influence of Slippage Effect and Matrix Deformation on Gas Seepage Characteristics of Low Permeability CoalGUO PingTest·Research9-134Study on Gas Geological Laws of Aai Mine AreaJIA Yongyong, LOU FangTest·Research14-175Experimental Research About Effect of Temperature on Langmuir ConstantsHE XiaodongTest·Research18-21,266Effect of High Temperature Source and Sealing on Gas Migration in GoafLUO Zhenmin, NI Xing, ZHU Xiaochun, HE YongjunTest·Research22-267Study on Propagation Characteristics of Gas Explosion in Ground Exhausting PipelineWANG XiaofengTest·Research27-298Numerical Simulation of Diffusion Laws for Vortex Dust at fully mechanized Excavating Face Based on Time ScaleFAN Tao, BAI Ruonan, QIU Han, ZHANG QiTest·Research30-339Experiment and Application of Underground Local Refrigeration System in High Temperature and High Humidity FaceCHEN YanjieTest·Research34-36,4010Research on Dust Fall Effect of New Type of Low Dust Shotcreting SystemSHI Yongkui, WU Jisheng, QI Minhua, LI PengruiTest·Research37-4011Research on Development Depth of Mining Fracture in Non-flowing Water Collapse ColumnJIAO YangTest·Research41-4312Study on Stable Layer Position in Bidirectional Concave Shaped Roadway Layout System in Thick Coal SeamGUO Lingfei, KANG Tianhe, PAN YuejunTest·Research44-46,5013Tensile Strength of Coal Measures Sandstone and Its Mineral Particle Size EffectWU Xingjie, JING Hongwen, SU Haijian, MA XiujunTest·Research47-5014Support Crushing Mechanism at Longwall Working Face Under Close Distance Room Mining PillarsWEI Fei, WEI Kun, KONG Lu, CHEN Tian, WANG AoTest·Research51-5415Mine Pressure Behaviors of Shallow-buried and Close Distance Coal Seams Passing Through Overburden Goaf and Coal PillarsWANG Chuangye, ZHANG Xi, WANG HongqiTest·Research55-5816Fire Prevention and Control Technology for Large Mining Height Workface in Close Distance Coal Seams with Positive Pressure VentilationXING Zhenqiang, CHEN Yang, WANG Wei, WANG Chunsheng, HE XiaopingTechnology·Innovation59-61,6517Application of Complex Geophysical Prospecting in Gob ExplorationLI Shengsheng, GAO Xiaogeng, ZHOU Yuliang, LIANG MinTechnology·Innovation62-6518Comprehensive Fire Prevention and Control Technology for Fully Mechanized Caving Face in Wangwa No.2 MineZHAI Xiaowei, HE Yongjun, WANG Kai, LI Chenghui, LIAN Jianjun, MA Bin, NI HangTechnology·Innovation66-68,7219Prediction of Rock Burst Hazard Based on Shock Wave CT Detection TechnologyLI Jing, GONG Siyuan, LI Hui, SUN ShangpengTechnology·Innovation69-7220Geophysical Prospecting Technology for Coal Mine Gobs and Their AquosityLIU TanTechnology·Innovation73-75 