1Study on cross exploitation and inner dumping transition period production scheme of Yilan surface coal mineJIN Zhong-bin, CHEN Yan-fangMining Engineering1-42Application of semi-continuous technology in Yimin surface mineLI Shu-xue, YUAN Jin-xiangMining Engineering5-83Transportation system optimization scheme of Heidaigou surface coal mineMining Engineering9-104Damping deceleration blasting design scheme optimization of non-homogeneity rock massCHEN Ya-junMining Engineering11-125Coal bed gas occurrence characteristics and reserves evaluation in Jixi basinLI Cheng-lei, SUN YuMining Engineering13-156Optimization selection of vehicle dispatch for open-pit mine productionHAO Quan-ming, CHEN Li-lin, MENG Xiang-mingMining Engineering16-19,227Mesozoic tectonic evolution of western Liaoning province basinSUN Yu, BAO QiangMining Engineering20-228Pumping station automation transformation of Fushun eastern surface mineYANG Zhan-jun, YIN You-de, LI Huan-zhongMining Engineering23-25,289One-stage ground production system transformation of Yimin coal mineSUN Yu-liMining Engineering26-2810Preliminary discussions on coal spontaneous combustion in surface coal mineZHU Zhi-yu, ZHAO Hao, LIU Guang-weiMining Engineering29-30,3211Preliminary analysis of coal seam cause of fire and prevention measures in Yimin surface mineZHAO Feng-shanMining Engineering31-3212Probability distribution of key time parameters of shovel truck in Haerwusu surface coal mineLI QiangMining Engineering33-35,3913Comparative analysis of excavator and hydraulic bucket application in Datang mineZHANG Deng-junMining Engineering36-3914The blasting theory and model experiment of blast hole bottom air interval charge structureZHANG Zhi-cheng, XIONG Wen, LIN Man-qingMining Engineering40-44,4715Coal-bearing member sedimentary facies analysis of Huolinhe coal fieldBAO Qiang, LI Cheng-lei, WANG Jiu-quanMining Engineering45-4716Preliminary analysis of PH2800 excavator shovel pole welding maintenance technologyGAO Ying-fengElectromechanical and Automation48-4917Discussion on improving drawing work efficiency of AutoCAD softwareLI Si-jinElectromechanical and Automation50-5118Rotor wrong wiring treatment of 395Blelectric shovels opening bucket motorWANG Shu-binElectromechanical and Automation52-53,5519Analysis of excavator bucket tooth fracture in Shengli eastern No.2 surface coal minLIANG Ming-zhi, HUO Zhi-gang, LIU Suo-linElectromechanical and Automation54-5520Application of RS-GLS technology in surface coal mine environmental evaluationFU Qiang, LIU Li-yan, ZHANG ChenSafety and Environmental Protection56-59 