1Investigation of coal seam M8 on geological regularity of gas occurrence in Datong mine of Songzao mining area, ChongqingZHANG Xiao-dong, ZHANG Peng, ZHAO Jia-pan, LI Gao-peng1-52Risk assessment of coal floor groundwater bursting based on fuzzy comprehensive evaluation-comprehensive weightLI Bo, GUO Xiao-ming, XU Shuang, LIU Wei-kun, WANG Ze-hui, LI Heng-kai6-113Modified grey-target-prediction model for coal and gas outburstHE Jun, KUANG Shuai, WANG An-hu, WU Xin-zheng12-164Exploration of room & pillar mining method under long wall mining layoutGUO Bao-hua, MA Qing, GUO Wen-bing, NAN Hua, ZENG Qiang17-215Mechanism on rib spalling and its prevention technology for chemical-paste bolt with advance groutingWEI Si-jiang, LI Huai-zhen22-266Characteristics and its environment significance of Stromatolite from ordovician Majiagou formation of Jiaozuo area in the north-west Henan provinceHU Bin, ZHOU Shuo, NIU Yong-bin27-327Coal-seam existence characteristic and control factors of CBM in Huxiang coalmine of Henan provinceLI Wen-qian, WANG Kun, XU Ya-kun, FENG Bin39-448Research status of roadbed's lurking deformations in coal mining subsidence area and its control technologyZOU You-feng, CHAI Hua-bin45-489General integral expressions in astronomical atmospheric refraction theoryZHANG Han-wei, LUAN Jun, LEI Wei-wei49-5310Analysis and Research on mechanism of land subsidence in the Pingdingshan coalfieldSU Kai-feng54-5811Feed-system dynamic characteristic analysis for remanufactured CNC machine tool based on adaptive fuzzy controlTANG Jun, ZHAO Bo59-6312Research & implementation of a new multilevel inverter modulation methodZHENG Zheng, YAN Fei, ZOU Jin64-6913A concept similarity algorithm based on bayesian classifierZHAO Dong-ling, SUN Jian-guo, PAN Zhengyun70-7414De-noising methods for ultrasound image using tensor votingGUO Shu-qiang, ZHU Shi-song, WANG Li-qun, WANG Qing-zhu, ZHU Hong-jin75-7815Design of fuzzy logic controller based on FPGALUO Yu-feng, CHEN Jian-lei, LIU Yong, JIAO Dong-xiao79-8316Simulation and analysis of isomorphic wireless sensor network life cycle based on cellular automataZHANG Yan-ling, WEN Wei-min, WANG Tao, XU He-li84-8917A new method for hysteresis band current control of shunt active power filterYANG Ling-xiao, HE Zhi-wei90-9418Research on compression test of unsaturated soil with humidifying under lateral restraintLIANG Wei-min, WANG Yan-xing, GUO Bing-jian95-10019Investigation on synthesizing carboxylic acid water reduction agent under triethylamineZHANG Hai-bo, SHANG Hai-tao, GUAN Xue-mao101-10420Research on resistance spot welding between aluminum and aluminum, aluminum and galvanized steelCHEN Si-jie, WU Shou-hui, PAN Li-jie105-109 