1Research on Longitudinal Long Bored Coal Seam Expansion Deformation Measuring Device and TechnologyCHEN Xue-xi, LIU Zhi-qiang1-52Selection of Rational Mining Roadway Position under Gob in Close-distance Coal SeamWANG Yu-huai, ZHANG Zhi-ke, HUANG Gang, YIN Yi-chao6-103Experimental Study of Negative Pressure Gas Extraction Influences on Coal Moisture ContentZHOU Yi-fei, ZHOU Xiang-feng11-14,264Simulation Study on Occurrence Characteristics and Water Conductivity of Collapse ColumnSHI Hao-yu, TIAN Duo15-205Application of Conventional Hydrochemical Method to Identify Water Inrush SourceCHANG Hao-yu, GONG Jin-bao, SUN Ze, XU Wei, SUN Run21-266Research on the Basic Characteristics and Preventive Measures of Coal Mine Water Accident in China between 2006 to 2015WU Bin, LIAN Hui-qing, ZHANG Ming, YANG Jun-wen27-317Study on the Law of Drilling Fracture Development of Different Water Content BriquettesQI Li-ming, ZHANG Xu-kun, WANG Guo-xi32-358Numerical simulation study on the process optimization of carbon dioxide injection in fully mechanized goafNIU Zhen-lei, CHENG Gen-yin, SI Jun-hong, LI Bo, TANG Jin-jin, ZHOU Yi-fei36-409Environmental control technology for intrinsic safety production of fully mechanized caving faceZHANG Jian-hua, ZHAO Gui-bin, SONG Bai-chao, WANG Ying, SUN Zhi-wen41-4410A Method for High Accuracy Voltage Monitoring of Mining Power BatteryZHANG Quan-zhu, ZHANG Wen-shan, DENG Yong-hong, CHU Shu-chun45-4911Design of Portable Temperature Measuring Instrument Based on ATmega169P MCUYUE Li-yan, OUYANG Sheng, REN Kai50-5412Analysis of obstacle crossing for tracked rescue robot with flexible structureLUO Jian-guo, BU Ze-hao55-6113Researchon instability of soft rock slope with rising water level of the reservoirGUO Jun-Zhong, GONG JiN-BAO, SU Teng, CHANG Hao-Yu62-66,7614Application of air-lift reverse circulation technology in construction of diaphragm wallCHEN Wei, ZHANG Li-hua, LIU Yang67-7115Influence of network centrality on disaster spreading in heterogenous scale-free networkLI Ze-quan, SHEN Mi, LI Bi-xiao72-7616Study of Countermeasure for the Supervision and Law Enforcement of Safety Production and Occupational Health IntegrationCHENG Gen-yin, TANG Jing-jing, NIU Zhen-lei, ZHOU Yi-fei77-8117SD Flow Diagram for safety behavior influence mechanismXIE Hong, YANG yun-qi82-87,10818Investigation and analysis of supervision system for mine emergency rescue teamsZHANG Yang-yang, MA Han-peng, LIU Kai, WANG Yu-meng88-97,10819Simulation of leakage accident of liquid ammonia tank in a agricultural and sideline MarketTUO Xue-na, ZHANG Yue-bing98-10220Experimental Study of Fatige Strength under High Temperature Driving Face in Deep MineLI Fu-hai, LIU Han-dong, ZHANG Chao, HUI Yong-fu103-108 