1Physical Simulation Experiment of Hydraulic Fracturing for Virtual Reservoir in RoofMA Geng, FENG Dan, TAO Yunqi, XU Jiang, PENG ShoujianTest·Research1-42Mechanical Properties of Shear Strength of Coal and Rock at Different RatesLIANG Yu, XU Suguo, LIU Chao, LIU ZhengheTest·Research5-7,113Strdy and Engineering Application of Isobaric Imbibition Test Based on Coal Containing GasFAN Yaqing, WANG Zhaofeng, CHEN Jinsheng, YUE JiweiTest·Research8-114Compound Optimization of Chemical Dust Suppressant for Dust Suppression by Spraying at Fully Mechanized Excavation FaceWANG Wencai, ZHANG Wei, YUE Honghui, DENG Lianjun, CHEN YangTest·Research12-145Effect of Plugging Air Leakage on Formation Laws of Coal Spontaneous Combustion Gaseous ProductsJIN Yongfei, LIU Yin, GUO Jun, YUE Ningfang, ZHENG XuezhaoTest·Research15-18,226Study on Change Law of Gas Desorption Amount During Temperature-changing ProcessMA Xiangpan, WANG ZhaofengTest·Research19-227Experimental Study on Formation Laws of Composite Index Gases for Coal Spontaneous CombustionAN Bang, WANG Junfeng, WANG Yongyu, SONG ShenTest·Research23-268Experimental Study on the Effect of Air Volume on Coal Spontaneous Combustion Limit ParametersGUO Yajun, WU Jianming, WANG Junfeng, WANG Yongyu, SONG ShenTest·Research27-309Experiment and Numerical Simulation of High Temperature Region Distribution for Coal Pile Containing WaterLIU Xingkui, DU Xuesheng, CHANG XuhuaTest·Research31-3410Numerical Simulation of Optimization for Drainage Negative Pressure of High Level Suction RoadwayLIU Jiajia, YANG Ming, WEI ChunrongTest·Research35-38,4211Effect of Microwave Irradiation on Coal Particles Adsorbing Methane and Desorption CharactersLIU Jian, ZHANG XiaomingTest·Research39-4212Study on Cracks Extension of Coal Under Pulse LoadBAO Xiankai, ZHAO Jinchang, WU Jinwen, DUAN Dongming, YANG DongweiTest·Research43-4613Damage Movement Characteristics of Overlying Strata in Near-fault Mining of Extra-thick Coal SeamCAO HaidongTest·Research47-5014Influence of Micro-fabric of Jurassic Mudstone on Its Mechanical Properties in Shendong Mining AreaCHEN Jiangfeng, WANG Zhenkang, WANG Kailin, LI HuiguiTest·Research51-5415Technical Practice of Gas Comprehensive Management Under the Occurrence of Coal Seam in Northern Anhui Mining AreaWU Yuhua, YANG YaliTechnology·Innovation55-58,6216Fire Prevention and Control Technology in Close Distance Coal Seams of Shangwan Coal MineLI YufuTechnology·Innovation59-6217Hollow Exploration and Backfill Grouting for Inclined Shaft Liner in Quicksand LayerYUAN Dongfeng, SONG Rongpu, ZHOU Yuliang, GAO Xiaogeng, CHEN ZhenguoTechnology·Innovation63-6618Application of Fire Prevention Technology for Mining Face in Easy Self-ignition Coal SeamLIU Wenyong, WEN Hu, CHENG Shuangli, YU QuanbingTechnology·Innovation67-7019Control Techniques for Ordovician Limestone Karst Water Disaster with High-pressure in Deep MiningLI Chong, WANG JunxianTechnology·Innovation71-72,7620Key Techniques of Mining at Fully Mechanized Face with Large Mining HeightWANG Tengjiao, ZHANG Lihui, FAN WenshengTechnology·Innovation73-76 