1Study on instability mechanism and prevention of silty clay slope in open-pit coal mineJIN Ai-bing, XIAO Ming-zhi, CHEN Shuai-junSpecial Manuscript1-8,282Study on mechanism of buckling failure of bedding steep slopeHUANG Hao, YU Shu, GUO Jian, ZHAO Peng, ZHANG Zhi-huaQuestion Discussion9-163An identifying rock fractures method in convolution neural network based on strain fieldLI Ming, ZHUO Zhi-quan, ZHANG Jun-huiQuestion Discussion17-234Research on prediction of coal drawing time in fully-mechanized caving mining based on improved BP neural networkZHANG Wen, ZHOU Jun-zhong, SUN ShuaiQuestion Discussion24-285Mechanism analysis and control technology research on floor heave of No.15 coal roadway in Yuecheng Coal MinePAN RuiQuestion Discussion29-386Characteristics of mining response of deep well workings facing horst structures for coal rock miningZHOU Jun-zhong, LI Ye, SUN ShuaiQuestion Discussion39-44,517Mine pressure law study on fully-mechanized top coal caving working face in extra-thick coal seam under the irregular goafLI Jian-guang, ZHANG ChaoQuestion Discussion45-518A comparative study on safety mark management of mining products in China and the certification system in the United States and EuropeXIE Si-siQuestion Discussion52-569Judgment and control practice of ancient river erosion zone in Jurassic medium thick coal seamMA Jie, QIAO WeiQuestion Discussion57-6010Research and application of automatic capture system in coal mine undergroundZHU Wei, LI Xu-weiExperimental Study61-6411Study on optimization of coal pillar width in gob-side entry driving section of weakly cemented soft rockLUO Bo-yuan, ZHANG Tao, CHEN Jian-chong, AN Yan-cheng, JI Peng-ju, SUN BoExperimental Study65-69,7412Intelligent transformation and application of air compressor management system in coal preparation plantSUN PengExperimental Study70-7413Application of crawler inspection robot in coal preparation plantBAI Wen-feiExperimental Study75-7914Measurement of roof"three zones"of No.9-1 coal seam in Suhai MinefieldFAN Zhan-wen, MING Yin-longExperimental Study80-8315Research and practice of hydraulic support strength in fully-mechanized mining face under goafWANG PingExperimental Study84-86,9016Optimization design of two-stage brake hydraulic station for mine hoistQIAN Wei, HONG ZhiExperimental Study87-9017Analysis and optimization of impact hazards monitoring and early warning efficiency in deep high stress working facesLAI Min, ZHAO Wei-wei, ZHANG Lu, LU Ze-lin, CAO An-yeCoal Safety91-9818Study on impact risk analysis and erosion prevention technology of deep fully-mechanized top coal caving faceZHANG Xiang-yang, CAI Bao-hua, JIAO Wei, MA Jiang-peng, SHANG Nan, YU Tao-tao, MA Wen-taoCoal Safety99-104,10919Research on gas leakage position detection of cross-layer boreholes and "three plugging and two injection"sealing concentration technology in Sangshuping Coal MineLI Yi-qiang, QU Hua-rong, YAO Ming-zhu, DUAN Chen-yeCoal Safety105-10920Study on distribution law of"three belts"of spontaneous combustion in the goaf of the fully-mechanized mining face of Chaili Coal MineWANG Zhong-qiao, DAI Jie, REN Shuai, LIU Yang, LUAN Guo-liang, YANG Si-qi, LI Yu-yingCoal Safety110-114,120 