1Development and Application of New Active Gas Pressure Determination SystemLU Yi-yu, LU Zhao-hui, LI Xiao-hong, ZHAO Jian-xin, LIU YongTest and Research1-32Grey Relational Analysis of Influence Factors of Oxygen Consumption Rate of Bituminous CoalZHANG Wei-qing, JIANG Shu-guang, WANG Lan-yun, WU Zheng-yanTest and Research4-6,103Study on Wetting of Coal Dust By Measuring Dynamic Contact AngleYANG Jing, GU Jing-mei, WU Xiu-kun, TAN Yun-zhenTest and Research7-104BP Neural Network for Predicting Air Temperature of Watering Well in MineLU Pin, ZUO Jin-bao, NI Xiao-junTest and Research11-135Forecast about Height of Water Suture Zone in Overlying Strata of 1201(3)Working Face in Xieqiao MineWANG Dong, WANG MengTest and Research14-176Improvement of Traditional Harmonic Direction Type of HV(High-Voltage)Distribution Networks Leakage Protection and Simulation AnalysisTU Jian, ZHANG Xian-he, LIU Jin-huaTest and Research18-217Design And Research Of Essential Safety Power Supply With Switch ModeFU Xing-Wu, ZHAO Qing-yangTest and Research22-25,288Determination of High level Drainage Borehole Parameters in Full-mechanized Caving Face in Yong'an Coal MineWANG Hai-dong, LI Xu, WU Xiao-min, JIA Yan-wu, XIE Zheng-hong, ZHU Li-kaiTechnology Experiences26-289Gas Controlling Technology when Mining Across over Cross-cut in Full-mechanized Coal Face in outburst Coal ScamXIAO Ping-chuangTechnology Experiences29-3210Practice of Upper Conner Gas Controlling by High Level Borehole in Full-mechanized Caving Face under Complex ConditionsWANG Ning, WANG Bu-qingTechnology Experiences32-3511Application of Gas Drainage Technology by Roof Rock Level Long Borehole in Daxing MineWANG Jun, WEI Guo-shan, YAN Da-wei, ZHAO LiangTechnology Experiences36-3812Spontaneous Combustion Prevention during Withdraw of Full-mechanized Caving FarceMA Xiang-linTechnology Experiences38-4113Application of Rockshow Foam Spray and Injection to Prevent Air Leakage from Cross-cut to GoafJIN Shi-hu, WANG Ning, SHI Ai-xiong, WANG Bu-qing, MA Wen-quanTechnology Experiences42-4314Study and Application of Coal Face Reasonable Wind Distribution in km Deep MineLIU Wen-bao, MA Chao, SUN Jing-kaiTechnology Experiences44-4615Study on Model of Disaster by Gas Shot Based on Shock BumpWANG Zhen-ping, RUAN Guo-qiang, WANG Hong-quan, SONG Xian-mingTechnology Experiences47-5016Safety Protection Technology of Fall-Mechanized Coal Caving Face in Steep and Soft Floor SeamWU Cun-liang, WANG Hong-tu, CHEN Bang-chun, HU Guo-zhong, GU Qing-song, CHEN Shan-yiTechnology Experiences51-5317Application of PCA-LINMAP Coupling Model in Determining Weight of Influence Factors of Surface DeformationXIA Xiao-gang, HUANG Qing-xiang, YANG Yun-fengTechnology Experiences54-5618Application of Pre-stressed Cable-bolt with Chemical Injection at Floor Convergence Controlling in Soft RockGAO Jun-feng, SONG Yan-boTechnology Experiences57-6019Roadway Supporting Technology in Deep Three-soft Coal Seam in Baiji Coal MineLIU Zong-chao, GAO Chang-zhi, CHEN YunTechnology Experiences61-6220Declaration Module Designation on Security Technology in Coal Enterprises Information ConstructionZHA0 Liang-jun, LI Xiao-gangTechnology Experiences62-64 