1Advance Pre-Cracking Blasting Technology of Roof Coal for Fully Mechanized Top Coal Caving Mining in Steep Inclined Thick SeamLAI Xing-ping, HU Kai-jiang, GUO Bing-chao, CHEN Jian-qiang, QI Tao, ZHOU Qiang, CUI Feng1-3,92Mining Gateway Support Technology Under Multiple Mining Activities in Seam with Soft Roof, Soft Coal and Soft FloorLI Kai-ge, DING Shu-xue, JING Hong-wen, XU Guo-an, ZHANG Chun-yu4-93Surrounding Rock Collapse Mechanism and Grouting Reinforcement Technology of Gas Pressure Measuring BoreholeWANG Fa-kai, JIANG Cheng-lin, WU Ai-jun, YANG Yang, GONG Yan-wei, HUANG Xin-ye10-13,184Analysis on Time Effect of Different Support Structure to Surrounding Rock Deformation of Deep Mine RoadwayYANG Da-lin, WANG Wen-long, ZHANG Zhong-yu, JING Hong-wen14-185Analysis on Construction Loading at Surface Ground to Roof Deformation Failure Effect in Goaf of Underground MiningZHANG Jian-wen, WANG Shu-ren, JIA Hui-hui, DONG Jun-qiang19-226Analysis on Fragility Plasticity Conversion Mechanism of Marble Under Temperature InfluencesLI Peng-ju, FENG Guang-ming, LI Shou-yan, FAN Wei-gang, JIA Kai-jun23-25,297Integrated Reinforcement Technology and Numerical Simulation of Main Water Drainage Pumping Chamber in Pengzhuang Coal MineQIAO Wei-guo, MENG Qing-bin, LIN Deng-ge, MEN Yan-qing26-298Analysis on Pillar Stability Performance Monitoring as Well as Variation Law of Strip Mining in Deep MineLIU Hu, LI Min30-339Engineering Site Measurement of Froze Swelling Force in Mine Shaft Freezing Wall During Mine Freezing Shaft Sinking in Yuncheng Coal MineXUE Li-bing, HUANG Xing-gen, WANG Yan-sen34-37,10310Grouting and Borehole Drilling Technology for Gas Drainage in Deep Mine Coal and Rock with Weak StructureYAO Xiang-rong, SHI Bi-ming, WANG Yong-bao, SUN Ze-hong38-4211Analysis and Prevention of Mine Pressure Bump Under Deep Mine Complicated Geological ConditionsMIAO Su-jun, MU Zong-long, DOU Lin-ming, PENG Peng43-4612Study on Pressure Bump Law of Mining and Driving Gateway and CountermeasuresZHANG Liang-hai, YUAN Ming-xing47-49,5313Combined Support Technology with Bolt/Steel Mesh/Anchor and Intensive Supports for Gateway Driving Along GoafZHANG Cheng-wen, SUN Chun-dong50-5314Floor Heave Governance Technology to Gateway with High Swelling Mudstone FloorWANG Hong-tao, L(U) Qiang, HAN Guo-an, CHEN Fang-ming, DU Lin54-56,9315Comprehensive Outburst Prevention and Control Technology of Seam Gateway Rapid Driving in High Stress and High Outburst AreaZHANG Fei-yan, LIANG Kai-shui, GOU Pan-feng, HAN Ying57-59,7216Study on Self Safety Management Mode of Restrained Type MineWANG Han-feng60-6417Seam Thickness Variation Affected to Coal and Gas Outburst DangerLI Zhong-zhou65-6718Fault Diagnosis System of Belt Inner Steel Cable for Belt Conveyor Based on X Ray ImageZHANG Wen-jun68-7219Design on Mine Safety Closed Loop Management System Based on WorkflowWANG Ping, LIU Qiao-xi73-7520Reconstruction of Monitoring and Measurement System for Upper Stream Computer of SIEMENS HoistWANG Lei, WANG Zhong-hua76-78 