1Study on Index of Outburst Forecast when a Cross-cut is UncoveredHAN Ying, JIANG Cheng-linTest and Research1-42Attenuation and Damage Effect of Gas ExplosionQU Zhi-ming, WU Hui-ge, HAO Gang-li, GAO Hong-jun, WANG Xiao-liTest and Research5-93Design on Emergency Aid Decision-Making System For Coal-Mine Gas Explosion AccidentLIU Jin-cheng, GUO De-yong, HE De-jiangTest and Research10-124Gas Explosion Burning Section Closed by Comprehensive Fire Fight MethodsLI Rong-liang, ZHANG Fu-chengTechnology Experiences13-165Optimization and Transformation for Ventilation System in NO.10 Coal Mine of Hebi Coal GroupQIN Bang-quan, ZHANG Zhi-yongTechnology Experiences16-196Application of Gas Drainage Technology by High Position Drilling Yard Roof Holes along Seams in NO. 2 Coal Mine of XinjiHOU Shou-daoTechnology Experiences20-227Coal Seam Injection in Full-mechanized Sublevel Caving Faces and Effect AnalysisZHANG Feng, ZHANG He-sheng, XIAO JinTechnology Experiences23-258Gas Emissions Rules in Upper Corner of Coal Faces and Controlling Measures in Jiahe Coal MineZHANG Fa-quanTechnology Experiences26-289Successful Support of Coal Wining Gob-side Entry Retaining of Whole Coal Broken Roof in Kangjiatan Coal MineCHEN Dian-fuTechnology Experiences29-3110Application of Bolt-Grouting Support Method in Controlling High Ground Stress Crushed Surrounding Rock RoadwayZHU Wei, GAO Yan-faTechnology Experiences32-3411Development of Multifunction Pressure DetectorXU Ru-qin, YAN Rong-li, HOU Gui-chengTechnology Experiences35-36,4012Application of Optical Fiber Sensor in Mine Safety MonitoringLI Hui, HAO Jian-jun, HE Qiu-shengTechnology Experiences37-4013Application of Digitalization Mine Information Management System in Shenyang Coal GroupZHANG Liang, ZENG Wei, ZHENG QueTechnology Experiences41-4314Probing into Gas Comprehensive Controlling in 4.5 m Great Mining Height Full-mechanized Faces with Danger of OutburstZHENG Shang-chaoIssue Discussion44-4515Probing into Methods of "Three Soft" Instability Coal Seam Uncovered in Station with Great Danger of Outburst under Sliding StructureCHENG Cong-renIssue Discussion46-4816Ways to Improve Overhauling Quality for Conveyor ElectromotorLIU Ming-zhiIssue Discussion48-5017Electric Spark Faults Underground and Preventive MeasuresHE Zong-li, XIA Ming-xian, XUE Jian-dongIssue Discussion51-5418Feasible Analysis on Application of Parallel Transportation on Single Track in Inclined Shaft of Coal MineZHOU Ying-luIssue Discussion55-5719Design and Achievement of Mine Safety Management Information SystemWANG Fu-changSafety Supervision and Management58-6020Influence of Life Values on Coal Mine Safety ManagementYE Yan-lingSafety Supervision and Management61-62 