1Prediction Methods Selection of Gas Loss Amount in "Three Soft" Coal Seam of Western HenanZHANG Jiaqi, LIU Yanwei, YIN QiuchaoTest·Research1-42Suppression Test for Low Concentration Gas Explosion in Transport PipelineQIN Xinxin, SI Rongjun, LI RunzhiTest·Research5-83Difference Between Gas Adsorption and Desorption of Coking Coal Under the Condition of Variable TemperatureREN Haoyang, WANG Zhaofeng, YUE Gaowei, LI Xiaojun, XIE CeTest·Research9-124Law of Acoustic Wave Velocity Change in Coal During LoadingLI Xiangchun, NIE Baisheng, YANG Chunli, MAO YanjunTest·Research13-165Research on Characteristics of Coal Sample Adsorption Methane Under Composite FactorsLI Shugang, WEI Wenbin, LIN Haifei, DING YangTest·Research17-206Influence Tests of Gas Seepage in Laneway on Outburst IntensityXIE Yan, LU Qi, DU Zhigang, WANG Yong, WANG ZeningTest·Research21-23,277Experimental Study on Mechanical Properties of Coal Containing GasHE Junjiang, LI Haibo, HU Shaobin, JIA Rui, KANG Zhengyi, LIU Qi, WANG EnyuanTest·Research24-278Experimental Study on AE Characteristics of Natural and Water-saturated Coal in Process of Deformation and FractureWANG Xiaoran, LIU Xiaofei, SHEN Rongxi, DENG XiaoqianTest·Research28-329Multifractal Characterization of Tectonically DeformedCoal Pore Structure Based on Mercury Injection TechnologyWANG Hailong, LIU Hongfu, LI Wei, YANG YaliTest·Research33-3710Coal Wettability in Jiaoping Mining Area and Optimization of Drainage AgentFAN YaoTest·Research38-4011Experimental Study on Mechanical Properties of Coal Rock Mass at Low TemperatureZHANG Xinhai, ZHANG Kang, DING Feng, WAN Xu, GUO RongTest·Research41-4312Research on Forecasting Model of Bituminous Coal Spontaneous Combustion Combining Indicator Gases and TemperatureZHU Lingqi, SHAO Jingjing, LIU Cong, WANG FushengTest·Research44-46,5013Research of Gel N2 Foam Extinguish MaterialWANG Yang, XING YuzhongTest·Research47-5014Research Floor Damage Mechanism on Mining Above Confined WaterQUAN Xiucai, GAO Mingshi, CHENG Zhichao, JIA Boning, LIU ShijieTest·Research51-5415Study on Reasonable Parameters of Airtight Wall in Crossheading of Fully Mechanized Caving Face Based on FLAC3DLIU FengfengTest·Research55-5816Mechanism Research on "Structural" Rock Burst of Thick and Soft CoalXU Yongyong, YANG Guangyu, LI Jingda, CUI PengTest·Research59-6217Study on Safety Distance of Roadway Under Seeper GoafLI Jianbo, YIN ShangxianTest·Research63-6618Experiment on Anti-aging Property and Mechanism of CO Catalytic Materials for Two Kinds of Coal Mine Refuge ChamberCAO LiboTest·Research67-69,7319Research on Multi-factor Sensitivity of Strata Pressure Behavior Degree in Hard and Thick Seams MiningZHANG LihuiTest·Research70-7320Key Technology of Gas Extraction Through Strike High-bleeding RoadwayZHANG Huijie, WANG Dong, SUN Xing, GUO Jianhang, GAO XuTechnology·Innovation74-77 