1Achievement and developing trend of open-pit mining in ChinaTIAN Hui, BAI Runcai, ZHAO HaoExpert Column1-92The existing main problems and development suggestions in open-pit coal industryZHANG Hong, MA JingjiaTheory and Research10-12,163Effect of loess water content on dump stabilityHAN Jin, ZHANG DonghuaTheory and Research13-164Research of stripping semi-continuous mining technology in Huolinhe North Open-pit Coal MineSUN XinTheory and Research17-19,235Open-pit mining technology based on end slope movable large inclined angle lifting equipmentGUO Mingmin, CHEN HongliangTheory and Research20-236Feasibility study on transformation of deep mining coal transportation system in Fushun East Open-pit MineJIANG Hanlei, SUN Peng, MENG Tao, ZHAO LiangTheory and Research24-277Construction and application of marginal ecological cost evaluation model in open-pit mineSUN Yougang, DONG RuirongTheory and Research28-328Experimental study of transfer pool dam filling based on coal gangue in coal minesLIU Jiankang, LI Shengli, ZHANG Zhenyu, SHANG Xiaohui, LI YongTheory and Research33-369Comprehensive control technology of fire area in Rujigou Open-pit MineMENG XingguoTechnology and Application37-4110P&H4100XPC electric shovel electrical control and debugging technologySU LiangbiTechnology and Application42-4611Finite element analysis of track-type tractor telescoping recoilGAO FeiTechnology and Application47-49,5312Development of intelligent vehicle terminal under extreme climatic conditionsYANG Zhiyong, TONG Dejun, KANG LiyingTechnology and Application50-5313Development and application of large aspect ratio vibrating screenLV GaochangTechnology and Application54-56,6114Simulation design of A frame for 830E dump truckMA Wenping, WANG YuexuTechnology and Application57-6115Belt conveyor slip protection system designLI Tao, ZHANG Ji, QIN QingdongTechnology and Application62-6416Optimization of slope mining scheme based on rigid limit equilibrium method under complex geological conditionsQU LiangEngineering and Practice65-67,7117Weight calculation of safety indexes on the open-pit coal mine comprehensive evaluationLIU Gan, ZHOU Yabo, ZHANG XiaominEngineering and Practice68-7118Study on land expropriation cost of external dump in Open-pit Coal Mine based on the whole village land expropriation methodZHENG Kaihui, ZHANG Yonggui, LIU Hongyu, SHI Xiaodong, HAN YuEngineering and Practice72-75,8019Analysis and treatment of south slope stability in Pingshuo East Open-pit MineAN Wenming, YANG Wenzhong, ZHAO JunEngineering and Practice76-8020Optimization of shift plan of raw coal crushing station in open-pit mineSUN XinEngineering and Practice81-83,87 