1Research on extended mining program and mining technique for Yimin Open Pit MineWANG Shu-jie, CAI Qing-xiang5-82Creation of dragline earth moving and mining program for open pit mine in ChinaDONG Bao-di, LI Feng-xiang8-103Optimization of expansion design for underground main mine water drainage system in Liangbei MineLUO Xing-zhi, OU Yang-Hui11-124Vibration screen jig and applicationZHAO Mou13-155Coal preparation equipment designed with CAD system base on VBLI Yun-hong, KUANG Ya-li, LIU Hui-yu, ZHANG Jun, WANG Zhang-guo15-176Discussion on main points of mine industrial park survey work in west part of Guizhou ProvinceWANG Tong-biao18-197Comments on earth calculation with middle grid method base on CPCADYANG Hong-yu20-228Technical rebuilding of air condition system in cloth change room of miner's bathroomHAO Wen-qing, FAN Bu-yun22-239Comments on design of convention center in hotel of Chaoyang Landscape Zone24-2510Comments on designs of mine surface buildingsSUN Jing26-2711Analysis and application of prop direct recovery technology for coal mining faceLI Jun-bin28-2912Application of Grouting to goaf in small mine for mine surface ground subsidence controlXIAO Ping-chuan, WANG Xin30-3213Quality control for large volume concrete construction32-3314Research and application of large particle and high floated concrete for mine shaft constructionLI Wu, ZHU He-hua34-3515Influences and related measures of underground mine fire disaster for mine main ventilatorsCHEN Li-min36-3916Practices on fully mechanized longwall top coal caving mining technology for face strike continued upward inclinedZHANG Jian-hua, QIN Lian39-4017Application of new three phases foam fire extinguishing technology to control spontaneous combustion in high roof falling area41-4218Analysis on variation of energy in coal and rock bodies and bumping failure modelCHEN Guo-xiang, DOU Lin-ming43-4519Study on Determination Displacement Angle of Stratum under Mining in Deep-lying ConditionsZHU Liu-juan, CHEN Jun-jie, ZOU You-feng45-4720Survey and determination on roof strata structure in seam gateway48-50