1Application Research into Monitoring of Ultra-thick Seam Top Coal Caving and Roof Fracture CharacteristicsZUO Qiu-ling, LI Jing-shan1-42Failure mechanism analysis and control countermeasures of fractured roadway with dynamic pressure in thick coal seamSU Xia-shou5-103Discussion on adding anti sling chain on the flameproof cover of vertical shaftYANG Shi-ke11-134Analysis of influencing characteristics of mining depth on movement law of lower hard roof in goafLIU Si-hu14-165Supporting design and numerical simulation analysis of " comprehensive supporting with bolt,metal mesh and anchor" in soft rock roadwayZHAO Jie-bing17-196Discussion on determination of sulfide content in conversion gas by gas chromatographHUANG Xiao-fang20-227Research on failure type of gas drainage roadway affected by dynamic pressure and its supportingYANG Hong-xing, HE Ling-bo, LUO Zhao-yang23-25,288Study on control technology of hydrogen sulfide on underground fully-mechanized working face of coal mineLIU De-cheng26-289To go to the application of different technology of roadwayLIU Min29-3110Research on Construction Technology of Quick Tunneling in rock drift with large sectionLIU Dong-liang32-3411Study on ascending mining of close coal seam in Faer Coal Industry Co., Ltd.WU Rui-long, LIU Zhan-wei35-3712Research on matching equipment and supporting parameters optimization of speedy coal roadway drivingZHAO Er-hui, LIU Qiang, BAI Bing38-4013Analysis and Study on wear failure of coal mine machinery and equipmentMA Ze-min41-42,5114Analysis and Research on Locking and Unlatching Conditions of Intermediate Horizontal Telescopic Tank WedgesCHEN Li-qiang43-4515Study on monitoring device of scraper conveyor on fully-mechanized working faceLI Lie-huo46-4816Research on frequency conversion electronic control technology of mine hoistPEI Hai-long49-5117Study on hydrogeological investigation of water intake project of biomass power plantXU Zhou-wei52-5518Research on optimization and reform Design of mine hoisting systemLIU Ming-yu55-5719Analysis of blasting vibration characteristics of rock roadway driving in coal mineWANG Xiao-fei58-59,6620Study on the technology of expanding and installing integrated construction in northern Shanxi coal mineBAI Ning60-61 