1Analytical Formulation of Bishop's Method for Calculating Slope StabilityJIANG Bin-song, KANG Wei287-2902Experimental Research on the Influence of Particle Crushing on Direct Shear Strength of SandZHAO Guang-si, ZHOU Guo-qing, ZHU Feng-pan, BIE Xiao-yong291-2943Processing Predictors of Water Inrush in Coal Mines Using a SVM-RS ModelYAN Zhi-gang, DU Pei-jun, ZHANG Hai-rong295-2994Study of Intermittent Zonal Fracturing of Surrounding Rock in Deep RoadwaysHE Yong-nian, JIANG Bin-song, HAN Li-jun, SHAO Peng, ZHANG Hou-quan300-3045Improvement of the Input Performance for Matrix Converter Under Unbalanced Input Voltage ConditionTAN Guoj-un, LIU Qing, MA Xing-he, WU Xiao-lan305-3106Risk Assessment for Water Inrush from Confined Aquifers Located Under Coal SeamsYIN Shang-xian, HU Wei-yue, LIU Qi-sheng, LI Kang-kang311-3157Study of Collapse Mechanism of Tunnels in Jointed Rock Mass by Distinct Element MethodWANG Ji-liang, CHEN Jian-ping, SU Sheng-rui, YANG Jing316-3198Preparation of Activated Char by Catalytic Method and Its Desulphurization PerformanceZHANG Xiang-lan, LIU Yang, ZHANG Yan, TIAN Xiang-qin, LIU Qiong320-3239Dynamic Analysis of Inner Flow Spectrum in the Centrifugal ImpellerLI Yi-min, ZHOU Zhong-ning, WANG Bao-min, ZHU Zheng-jie324-32710Gas Pressure Investigation on Protection Region of Up-Protective Layer of Pitching Oblique MiningHU Guo-zhong, WANG Hong-tu, FAN Xiao-gang, LI Xiao-hong, DENG Yin, SHEN Yong-hong328-33211An Expanded Quasi-Static Model of Ice Lens Growth During Frost HeaveZHOU Yang, ZHOU Guo-qing, ZHANG Qi333-33812Automatic Generation of FLAC3D Model Based on SURPACLIN Hang, CAO Ping, LI Jiang-teng, JIANG Xue-liang, HE Zhong-ming339-34213Dynamic Analysis of Optimization Packing in Column Flotation Separation ZoneZHANG Min, LIU Jiong-tian, WANG Yong-tian, ZHAI Ai-feng, ZHANG Hai-jun, CAO Yi-jun343-34614Analysis of Products from the Oxidation of Heidaigou Coal Residue with H2O2 Aqueous Under Mild ConditionCHEN Hong, ZONG Zhi-min, ZHANG Jia-wei, HUANG Bin, HAN Yong, WANG Tao-xia, WEI Xian-yong347-35315Study of Performance and Functionally Gradient Design of Concrete Used in Underground EngineeringWANG Xin-gang, MA Bao-guo354-35916Research on Indentation Deformation Produced by Alternating Loads from Articular CartilageQIAN Shan-hua, GE Shi-rong360-363,37817Lower Bound Limit Analysis of Bearing Capacity of Strip Footing Due to Combined LoadingZHANG Qi-yi, LUAN Mao-tian, ZHAO Shao-fei, WANG Zhong-tao364-36818Transformation of Mineral Matters in Yanzhou Coal Ash at High TemperatureBAI Jin, LI Wen, BAI Zong-qing, LI Bao-qing, LI Chun-zhu369-37219Face Detection in the Low-Luminous-Density and Low-Resolution Images Within Limited RoomSUN Ji-ping, CHEN Wei, TANG Liang, LIU Xiao-yang, LINn Hai-tao373-37820Experimental Study of Separation of Electronic Waste in the Pulsing AirflowWANG Hai-feng, SONG Shu-lei, HE Ya-qun, ZHAO Yue-min, DUAN Chen-long379-383 