1Marketing analysis and strategy research of Shenhuo coalCHEN Wen-hua, CHANG Jin-ze1-32Measurement on reducing impurity content in export coal in Datong Coal GroupCHAI Li-wen4-5,73Discussion on coal quality management in field of single stope in composition coal seamsZHANG Li-ping6-74Discussion on laboratory accreditation in coal property testing laboratoryWANG Ji-bo8-105The application of excel VBA on solving linear programming problem in coal blendingYE Jin-long, FAN Xiao-nan11-12,146Advancing quality and efficiency through quality checkingBAI Bao-cheng13-147The application of petrographic analysis technique in coal quality controlZHAO Wen-jun15-188Application example of coal blending technologyWANG Xing-long, LIU Ying18-209The coal characteristic of Bayanhua formation of Baiyinwula coal fieldHU Bo21-22,2510Analysis on the coal characters of Guanzhai Mining AreaCHEN Ming-xue, LI Jun23-2511Characters analysis of Tangkou Coal and its utilizationLI Shu-wei26-2712Application of ball mill in coal sample preparationLUO Jie39-40,4813Evaluation of uncertainty in electronic balance measurementYANG Li41-4214The improvement of the preparation method of standard aluminium oxide solution in coal ash analysisLIN Qiao-yu43-4415Research on technological conditions of agglomerating of high-sulfur fine coalCHENG Xiao-hu, CHENG Xiao-ling45-4816Efficiency analysis of drainage facility in coal mineWANG Hao49-5017Research On biodegradation of Yulin coal with nitric acid pretreatmentCHEN Hong-gui, DU Mei-li, JIANG Su-rong51-52,6018The advances in catalysts for Fischer-Tropsch synthesisXIA Cui-wei, MIAO Peng, WANG Nai-ji53-5619Application of GPJ-120 pressurized filter in Pingshuo Coal Mining AreaZHANG Wang, XIE Zhen, WANG Zheng-shu57-6020Study and practice on float-sinking of high ash content and fine particle slime in Daizhuang WasheryZHENG Gang, DU Jian-jun, SHEN Hai-dong61-63 