1Research on half pressing slope inner dumping mining process in Pingshuo East Open-pit MineCAI Guangqi, FU Xinhua, ZHAO Dengjuan1-6,102Prevention and control measures of slope stability in Huolinhe North Open-pit Coal MineLIU Zhihua, CHEN Yongxiang, ZOU Tianxu7-103Analysis on slope control and stability with weak intercalated layerJIN Aibing, LIU Changyue11-15414 stage station shift project in the eastern area of Fushun West Open-pit MineDOU Ziyu16-18,225Slope stability analysis in Weijiamao Open-pit Coal MineLIU Yong, ZHOU Xide19-226Feasibility study on intermediate bypass transportation system in Weijiamao Open-pit Coal MineZHOU Xide, LIU Yong23-257Production planning and effect factors analysis in open-pit coal mineLI Ning, SUN Jinliang26-288Measures of improving per unit area yield in Sandaoling Open-pit MineCUI Yue, SUN Jinliang29-319Initial platform construction of belt conveyor in open-pit mine dumpWU Jianyi, YANG Jianming, JIN Pengqing, QIU Chunfu32-3410Effect factors analysis of production process to restrict production capacity in Sandaoling Open-pit Coal MineSUN Jinliang35-37,4111Writing ideas of conservation scheme on change of soil and water in Daqiang Coal Mine construction projectCHEN Dong38-4112Analysis on 220t mining truck retarder brake principle and some faultsLIU Xi, ZHANG Huaming, YU Yang42-44,4913Application of BP neural networks in Weijiamao Open-pit MineWANG Zhuoyu, JI Xiancheng, WANG Yongli45-4914Analysis of shovel direction current reactive power compensation in Open-pit MineLI Zhidi, LI Yawu, GAO Min, HU Beibei50-52,5615Development and key techniques of deep trough belt conveyorSONG Guanting53-5616Design of DTH drilling rigs working parameters acquisition system in Open-pit MineLI Yanping57-59,6217Line reconstruction of MT4400 truck drive systemZHANG Jing, DU Xiao, LIU Laiquan, HAN Peng60-6218Research on the numerical simulation of pipe butt welding portZHAO Lei63-6519495HR electric bucket rod plane head structure improvement and welding processDONG Xin66-6920Spontaneous combustion cause and prevention measures in Shengli East No.2 Open-pit Coal MineLIU Shifeng70-72,76 