1Automatic Generation of Ventilation Network Graph by Longest Path AlgorithmWU Bing, LU Bentao, SHUI Lin-naTest and Research1-32Contrast Testing Study on Steeply Inclined Seam Roadway Support under Different Support FormZHA Wen-hua, XIE Guang-xiang, LUO-YongTest and Research4-73Study of Electric Locomotive Monitoring & Controlling System Based on PLC and MCSCHEN Zhuan, CHEN Song-li, LI Kui, CHEN ChunTest and Research8-114Gas Controlling of Full-mechanized Sublevel Caving Faces in Hetan'gou Coal MineTechnology Experiences11-135Geology Factors of Coal Seam Gas Amass and Controlling CountermeasuresCHENG Su-pingTechnology Experiences14-166Controlling Measures of Coal and Gas(CO2,Oil Gas) OutburstSONG Yuan-wen, YANG Yun-fengTechnology Experiences17-197Applying Middle & High Pressure Water Infusion Comprehensive Controlling Outburst Technology to Achieve Coal Road Drivage in Quick SpeedBAI Zhan-fangTechnology Experiences20-228Comprehensive Extinguishments Technology for Massive Fire in Full-mechanized Sublevel Caving Faces RoadQIAO Guo-hou, ZHANG Gong-ci, LU Jian-liTechnology Experiences23-249Design of A New Data Processing System for Mine VentilationTechnology Experiences25-2610Mechanism of Soft Rock Actual Mining Roadway Floor Heave and ControllingLI Chong, Ll De-zhongTechnology Experiences27-2911Application of Continue Join Technology of Return Airway of Full-mechanized Sublevel Caving Faces in Dalong Coal MineTechnology Experiences30-3212Bolting Associating with Grouting Reinforcement Technology for Soft Rock Road & RoomWANG She-pingTechnology Experiences32-3413Practice of Bolting with Wire Mesh Associating with Hydraulic Prop Supporting Technology in Open-off Cut of Full-mechanized Sublevel Caving FacesXU Tian-taoTechnology Experiences35-3614Multifunction Miner Safety Helmet Based on Light ,Machine and Electric All-in-oneZHENG Kai-lu, ZHANG Zhi-mingTechnology Experiences37-3815Application of Single-phase Grounding Route Selection Alignment Device for TY-01 Low Current Grounding SystemTechnology Experiences39-4016Fuzzy Cluster Analysis on Relative Danger of Every Section of Mining Working FaceWANG Zhao-feng, TIAN Kun-yun, YANG Li-pingIssue Discussion41-43,4617Probing into Underground Gasification of Deep Coal Resource in Liaohe Oil FieldIssue Discussion44-4618Probing into Identification Index of Outburst MineJIANG Cheng-lin, HOU Shi-song, LI LeiIssue Discussion47-4919Analysis on Landslide of Dongtai CommunityWANG Zhen-wei, WANG Jian-guoIssue Discussion50-5220Design Reason for Transmitter General StructureLI Feng-senIssue Discussion53-54 