1Experiment Research of Gas Pressure Impact on Surrounding Stress and Deformation of Soft Coal BoreholeCHEN Caixian, SU Jing, ZHAO ZhongyiTest·Research1-32Experiment Study on Static Fracturing and Permeability Increasing Technology by Calcium-based Material in Low Permeable Coal SeamLI Ruichao, TANG Yibo, XUE Sheng, WANG JunfengTest·Research4-73Response Characteristics of Coal Adsorbing CH4 Capability Under Variation of Temperature and PressureMA Xiangpan, WANG Zhaofeng, REN HaoyangTest·Research8-114Gas Drainage Characteristics Under Regional Water Bearing Conditions and Numerical SimulationNIU Yihui, WU Qing, SHI Biming, ZHANG Leilin, MU ChaominTest·Research12-155Experimental Study on Mechanical Properties of Loess Under Large Area BearingFEI Xiaoou, MIAO Haibin, WANG JianguoTest·Research16-18,226Experimental Study on Creep Seepage Coupling of Coal and Rock Containing GasCAI Yongle, YANG Xiaobin, TAO Zhenxiang, LI QuanzhongTest·Research19-227Effects of Fiber on Stress of Mine-used Inorganic Foam Filling MaterialWEN Hu, GENG Ruilin, SANG ChangboTest·Research23-268Experimental Research on Foam Carrier of InhibitorLUAN Xinyue, GUO RongTest·Research27-309Research on Development Height of Water Flowing Fractured Zone in Overlying Strata for Coal Mining in Mountain AreaYANG Qi, LI Xiaoqin, LI WenpingTest·Research31-3410Experimental Study on Coal Resistivity Changing Anisotropy During Uniaxial CompressionBI Shike, ZHANG Hongwei, ZHANG Yuan, LU Lu, MA Yangsheng, GAO XiaobinTest·Research35-3811Experimental Study on Ice Slurry Air Cooler of Mining FaceWANG ChangbinTest·Research39-4112Characters Study on Displacement Conduction Effect in Overlying Coal and Rock During Lower Protective Seam MiningTIAN FuchaoTest·Research42-4513Study on Slope Deformation Mechanism and Failure Mode for High Frequent LandslideWANG ShengTest·Research46-48,5214Research on Overlying Rock Creep Laws of Solid Filling Mining Based on Fractional TheoryQIU Peitao, YIN Huiguang, ZHANG LianyingTest·Research49-5215Experimental Study on Screw Joint of Bolt TailMENG XianzhiTest·Research53-5616Control Pre-splitting Technique of Deep Hole in High Gassy Heading FaceZHANG YuTechnology·Innovation57-6017Staging Gas Drainage Technology in Goaf During Periodic Caving of High-level TunnelWANG ChunguangTechnology·Innovation61-6418Fire Area Treatment Technology of Overlying Goaf at Working FaceSUN BingchengTechnology·Innovation65-6719Fire Preventing and Extinguishing Technology for Fully Mechanized Coal Face During Withdrawal PeriodZHANG Jinsong, WU TengfeiTechnology·Innovation68-7120Surrounding Rock Control Technology of Deep Soft Rock Down-dip Gateway in Liuqiao No.1 Coal MineLU Defeng, LIU Shuai, WANG JiyaoTechnology·Innovation72-75 