1Coal quality characteristic analysis of Longtan formation of Linhua minefiled in Guizhou ProvinceYANG Jing-fen1-42The comparative study on the volume content and mass content of maceral groups of the clean coking coalZHANG Yu-hong5-83Coal quality characteristics analysis of syncline coal consolidated survey area in Guantianba, Jinsha County, Guizhou provinceXIAO Hong, ZHONG Fang-de, XU Wen-hui, LUO Xi-mei, YANG Jian-bo9-124Evaluation research and analysis of coal handling system operation circumstances in thermal power plantsZENG Bin, QIN Ling, WANG Hou-gang13-17,565Present situation and development trend analysis of coal quality on-line detection technologyZHAO Zhong-hui, FANG Quan-guo18-216Study on common coal quality characteristics precision of 3 mm coal sampleZHANG Bo22-25,297Uncertainty assessment procedure simplifying of laboratory measurement using GUM methodLIU Zhen-de26-298Establishment of sampling plan for sampling machine in the central of belt in Shendong BuertaiTAO Xin30-33,379Study on application of combining of horizontal moving sampling on belt conveyor head and XRF analysis technology for raw coalYANG Jin-xiang34-3710Analysis on influencing factors of determination of coal chemical reactivity for carbon dioxideZHANG Qi38-4011Discussion on the working principle and application of division machine of mechanized coal sampling and sample preparation equipmentHU Zhi-wei41-4312Precision and accuracy testing research of automatic mercury measuring instrument by direct sampling entryNIE Yan44-4613Discussion on common problems in determination of fluorine and chlorine in coal by 5E-FL2200 testerCHEN Xi, ZHENG Yan-li47-49,5314Precautions discussion on determination of ignition temperature of reduced coal sampleFU Hao50-5315Error analysis of rapid and slow ashing tests for flotation fine coal and the tail coalZHUANG Yan, LIU Li-ping, WANG Na, CHEN Qing, WANG Lei54-5616Sulfur fixation efficiency classification of sulfur fixation agent for coal combustionZHANG Ning-ning57-6117Technical application status and development prospect of pulverized coal industrial boilerYAN Li-li62-6418Feasibility research on technology route of coke gasificationWANG Xue65-6819Application of S-3GHMC440/260 type super heavy medium cyclone in Nanguan coal preparations plantSHI Jun, HAO Wei-chang, AN Wen-yuan, QI Jing-yuan, WANG Xing-xing, XU Ying-fang69-72 