1Fire Phenomena and Nonlinearity(Ⅱ)--Catastrophic Fire DynamicsXIE Zhi-kang445-4482Research on PY-GC of Major Macerals of C-P Coals in Bohaiwan BasinWANG Yan-bin, HAN De-xin, AI Tian-jie, ZHOU Qiang449-4533Reinforcement Effect of Cement Grouting on Engineering Rock MassLIU Chang-wu, LU Shi-liang454-4584Stick-Slip Mechanism of Repeated Rupture of Shaft Linings in Yanzhou-Tengzhou-Huaibei-Huainan Mining AreaLI Wen-ping459-4625Method to Distinguish Key Strata in OverburdenXU Jia-lin, QIAN Ming-gao463-4676Experimental Study of Screen and Magnetic Separation of Fly Ash from Power StationTANG Da-zhen, Colin Harvey468-4717Study on Volcanic Reactivity of Tailings and Its Fast Determination MethodZHENG Juan-rong, SUN Heng-hu, LIU Yi-nan472-4758Comparison Study of Two Types of Switched Reluctance MachinesCHEN Hao, XIE Gui-lin476-4799Forces on an Object Moving in Dense Fluidized BedWEI Lu-bin, BIAN Bing-xin, CHEN Qing-ru480-48310Integrated System of Production Information Processing for Surface MinesLI Ke-min, WANG Shu-zhong, ZENG Zhao-hong, WEI Jian-bin, REN Zhan-ying484-48611Applied Study on Maximum Rotation Angle Grade Criterion in Forecasting Faults(Ⅱ)--Case Analysis of Forecasting Faults Using MRAGCXU Zhi-bin, XIE He-ping487-49112Fractal Prediction Model of Sliding Friction ForceCHEN Guo-an, GE Shi-rong, LIU Jin-long492-49513Analyses of Controlled Perimeter Blasting in Damaged RockDAI Jun, YANG Yong-qi496-49914Research on Performance of 1-Alkylamino Butadiene UV-AbsorbersJI Ya-fei, WEI Xian-yong, ZONG Zhi-min, GAO Hong-feng, XU xin, XU Jin, SHI Jun-ying500-50215Intelligent Control for Pressure System of Gas Collecting Pipe of Coke OvenSUN Wei, YANG Dong-ping, YUE Dong, CHENG Yu-hu503-50516Crack-Movement Degree and Caving Characteristic of Top-Coal in Longwall Top-Coal Caving MiningZHANG Yong, WU Jian506-509,51417Thermogravimetric Study on Co-Carbonization of Coal and Plastics at Low TemperaturesLI Wen, TIAN Fu-jun, LI Bao-qing510-51418Theoretical and Experimental Research on Internal Flow in Colliery Main FanHU Ya-fei515-51819Influence of Filler Properties on PA101O-Based Composites'Tribological PropertiesWANG Wei-hua, GE Shi-rong519-52320Research on Production and Properties of Biomass Formed CokeZHOU Shi-xue, LIU Ze-chang, LIU Zhen-xue524-527 