1Experiment Research on Variable Pressure Desorption Law of Gas in Coal ParticleQIN Yueping, LIU Peng, YANG Yinlei, ZHU Ying, HAO YongjiangTest·Research1-52Experimental Research on Influence of Temperature on Mechanical Properties of Coal Containing GasYUAN Mei, LI Bobo, DU Yuqin, MENG Qinghao, XU ShiqingTest·Research6-93Uniaxial Loading Statistical Damage Constitutive Model for Coal and RockWANG Chao, YANG Xiaobin, GUO Weiqi, CHEN Feiya, LIANG XiaoTest·Research10-134Research and Application of Drilling Cuttings Backfill Hole Sealing TechnologyLI Hui, GUO Shaoshuai, LI ChaoTest·Research14-16,205Microscopic Characteristics of a New Type of Sealing Material for BoreholesZHANG Chao, LI Shugang, LIN Baiquan, ZHANG Tianjun, LIN Haifei, LI Xianzhong, NI GuanhuaTest·Research17-206Ignition Characteristics of Underground Coal Mine Rock Friction on GasZHOU Jinlong, YI YonghuaTest·Research21-237Study on Blasting Damage Model of Coal Containing GasCHU Huaibao, YANG Xiaolin, LIANG Weimin, YU YongqiangTest·Research24-268Control Characteristics of Two Major Geological Factors on Gas Occurrence of Qinan Coal MineCHEN Chuang, CUI HongqingTest·Research27-30,349Surface Subsidence Quantitative Control Method of Shallow Buried Coal Mining with Strip Mining Solid BackfillingWANG Lei, LI Nan, ZHANG XianniTest·Research31-3410Simulation on Application of Air Distribution Device for Dust Removal by Ventilation in Heading FaceYAO HaifeiTest·Research35-3811Chemical Characteristics and Discriminant Model for Water Bursting Source in Suntuan Coal MineYANG Zhi, WANG LaibinTest·Research39-4212Hazard Assessment and Prevention of Rock Burst Based on Ground Stress Field InversionZHANG Ningbo, SHANG Jingzhi, DENG Zhigang, OUYANG Zhenhua, ZHAO Shankun, WANG Yongren, JI ChengTest·Research43-45,4913Research on Key Parameters of Stripping Technology in Nearly Horizontal Open-pit Coal MineZHANG PingkuanTest·Research46-4914Stability Study on Hard Roof Key Block of Gob Side Entry RetainingZHANG Jintong, ZHANG DongfengTest·Research50-5315Mechanical Characteristics of High Strength Yielding Anchor Bolt and Its Structural OptimizationLI Zhaolin, WANG Lianguo, LU YinlongTest·Research54-5716Deformation and Failure Characteristics and Evolvement Law of Development Roadway with Very Weakly Cemented StrataSONG Weijie, QIAO Weiguo, LIN Dengge, LI Wei, WU DuohuaTest·Research58-6117Control of Surrounding Rock Stability Based on Failure Characteristics Analysis of Roadway ShouldersDU Xianjie, SU Xuegui, YUAN Honghu, LI Benkui, ZHANG Suo, YANG ZongyiTest·Research62-6518Experiment and Numerical Simulation Study on a Structure System of Smoke Control for Refuge Chamber in MinesJI Jingwei, WANG Zenghui, FAN YujieTest·Research66-6919Gas Extraction Technology for Long and Large Diameter Boreholes of Roof at Fully Mechanized Mining FaceWANG HaidongTechnology·Innovation70-7320Sealing Technology of Inorganic Foam Filling MaterialZHANG Xinhai, GUO Rong, BAI Fengtong, GUO ChunyuTechnology·Innovation74-76 