1Easy Calculation on Plane Size of Crossing Point in Mine RoadwayYANG Zhen, WANG Gang, WEI Shu-chenDesign and Technology4-72Alternative Design of Trackless Auxiliary Transportation SystemZHANG Yan-lu, GAO Ying, FAN Yun-ping, WANG Lian-zhuDesign and Technology11-133Design and Application of Rock Discharging System in Heading of Mine Full Rock RoadwayZHAO Hua-liang, LI Ze-kuiDesign and Technology14-154Design and Implementation on Energy Saving of Node Module in Wireless Point Inspection System in Coal Preparation PlantSONG Jin-ling, SONG Yu-jun, WEI Pei, LIU Wei-dongDesign and Technology22-245Reinforcement Technology of Mine Shaft Ingate in Sandstone with Thin Shale PartingQIAO Wei-guo, LV Yan-xin, ZHANG Yan-qiConstruction Technology38-406Cut Shot, Pressure Releasing, Permeability Improvement Reinforced Gas Drainage Technology with Varied Diameter Borehole in Seam Section of Borehole Through StrataTONG Bi, YU Tao, HE Shan-long, YU YiProduction Technology60-62,667Analysis on Abnormal Rising Cause of CO Concentration in Goaf and Control MeasuresLUO WenProduction Technology67-698Study on “Speeding” Prevention of Downward Belt ConveyorLIU Qi-junProduction Technology75-769Application and Analysis on Ultrasonic Atomization Technology to Dust Control in Coal Preparation PlantJI Li-pingProduction Technology79-8110Study on Radial Displacement Features of Freezing Wall in Mine Freezing Shaft Sinking in Ultra Thick AlluviumSHENG Tian-baoDiscussion on Research82-8411Analysis on Possibility of Water Inrush and Sand Inrush Occurred in Mining of No.3 Mining Block in Hanjiawan MineLIU YangDiscussion on Research94-96,9912Prediction on Gas Emission Value Base on Improved PSO and LSSVMSHI Qing-jun, ZHANG Chun-ling, LI Jing, MA Hui-binDiscussion on Research100-10213Judgment on Air Current Stability of Mine Ventilation System Base on Fuzzy ModelZHU Zheng-hong, CHENG Hao, GUO Liang-jingDiscussion on Research103-10514Study on Sonic Transmitting Features of Uniaxial Compression for Bumping Coal SampleSONG Xiao-yan, LI Zhong-huiDiscussion on Research110-11315Experiment Study on Features of Coal Rejects From Damogou Abandoned MineQI Can, ZHANG Chang-minDiscussion on Research114-11616Dynamic Study on Soil Erosion in Mining Area Based on GIS and RSWANG Wei, WANG Yun-jia, ZHANG Ye, WANG Zhi-fuDiscussion on Research120-12217Study on Network Structure of Underground Multimedia Rescue System Base on WMSNZHU Yong-hong, ZHANG Li-naInformation Engineering128-13018Comparison Analysis on TD -SCDMA Technology and WIFI Technolog y Applied to Mine Communication SystemWANG An-yi, LIU Li-junInformation Engineering131-13319New Idea for Circulated Economic Flexible Development of Coal EnterpriseWANG LeiProject Management134-136 