1The microstructure and toughening mechanism of composite nano-ceramics prepared by mixed coagulative methodZHAO Bo, CHEN Yan, WU Yan233-2402Coal mine safety monitoring system based on network technologyDENG Qi-gen, WEI Jian-ping241-2453The exploration of methane occurrence law of 3 coalbed in Shimengou minePAN Shu-qi, CHEN Xiang-jun, YUAN Jun-wei246-2494Design of geo-hazards database based on GISWANG Xiao-dong250-2535Numerical simulation study on the relationship between mining height and subsidence factor in deep strip pillar miningGUO Wen-bing, LIU Yi-xin254-2586Coal-seam inter-burden stress distribution using strip-pillar mining methodHE Jin, DENG Ka-zhong259-2637Tectonic stress analysis of normal faults mechanic characteristicWANG En-ying264-2668Research progress on earth system scienceDI Li-ying, FENG Yin-zhen, ZHANG Ai-guo267-271,2809Assessment of soil quality in Jiaozuo city by using fuzzy comprehensive evaluationLI Dong-yan, WANG Chang-zheng, WANG Juan272-27510WebGIS development technique and implement based on arcIMSLUO She-zhou, LIU Wei, ZHAO Ming, SHEN Wei276-28011A method to extract the skeleton of the linear feature based on the voronoi diagramXIE Wen-quan, MAO Zheng-yuan281-28412An algorithm of building TIN and relationship between TIN-triangles based on convex hull split ideaLIU Yong-he, LIU Yu-fang, WANG Yan-ping285-28813Design and realization of Jiaozuo kindergarten query system based on GISLIU Yu-fang, SONG Jin-xing, XIE Hong-bo, DENG Shu-dan289-29414Study on calculational method of loading resistances for wheel loaderWANG De-sheng, ZHOU Ai-ping295-30115Image fusion method base on varianceZHAO Tian-yun302-30616A robust predictive control method for nonlinear systemWANG Ke-ping, ZHANG Zhi-gang, WANG Fu-zhong307-31017The application of GPRS in distributed monitoring systemYANG Jun-qi, YANG Ling-xiao, CHEN Yan-tao311-31418Design on the controller of intelligent electrical actuator based on multi CPUSWANG Li, SU Bo315-31719Influence of battery internal resistance on the performances of transistor amplifying circuitDONG Ai-hua, ZHANG Xi-rui318-321,33320Simplified free vibaration analysis considering interactions between subgrade and foundation and superstructure of super tall buidings with space mega frameGONG Yao-qing, WU Hua-qin, ZHEN Jing-shui322-328 