1Study on coal mining technology under the dykeGAO Shu-lei, ZHANG Chong-liang, LI Liang1-32Resarch on Support Technology for -1000 m Pumping-room in Qishan Coal MineSHI Bing-hua3-43Numerical analogy study of support effect in gob-side entry retainingLI Xing-wei, CHEN Gang5-64Mine pressure observation in steep ultra-thick seams with fully machanized top cavingXIN Xiao-dong, Chang Bo, LI Chun-ge18-205Ma Lisan reinforces along digs the lane coal column to permit the factory coal mine spatially the applicationZHANG Yu-bo, JI Cong-yu, JIANG Zhao-li, LU Wei-dong, ZHANG Lian-liang, ZHU Kai, ZHOU Wen-tao21-236Fuzzy evaluation and application of mining face working environmentLI Rui-yin, LI Tang-jun24-267Centralized equipment monitoring technology in coal mines based on network communicationsHUANG Jing-long, LI Qing-feng, WEN Qi-zhi26-288Coal Face Support Technology under Loose Rock RoofLIU Guo-xing29-309Fully Machnized Ming Technology under Special ConditionsLI Jun, Ye Cheng-lin31-3210Practice on Building Open-off Cuts of a Super SpanDONG Hong-guang, SUN Chang-long33-3411Measurement of absciss layer displacement with optical grating computationLIU Qing, AN Li-qian, MAO Ling-tao, WEI Feng34-3712Mechanism and Treatment of Water Gushing in the First Mining Face of Parakupuria Coal Mine in BengladeshSUN Jian-jun, LI Shi-jin, YAN Jia-qi40-4113Development of Priming System for Miner Transport Wheel GearsWANG Guang-pu, YANG Guang-shui42-4314RGIS with All-station Device Applied to Digital MappingMA Xue-hu43-4415Practice of Pre-grouting Mining Faces in Fushan Ventilation ShaftCHENG Ming-qi, WAN Yuan-chao47-4916Mechanism and principle of bolt support for mixed coal-rock roadwaysLIU Qiang, YANG Lei49-5117Neural networks applied to girder construction fault detectionYANG Jian-Li55-5718Factors Affecting Operation of Emulsified Liquid Pump Station and TreatmentLU Xia, ZHANG Jing58-5919Transformation of Coal Feeder System for Circulating Fluidized BedsLIU Wei, CHEN Jia-wei61-6220Conditions and pre-cautions of coal mine gas explosionsXU Zi-ming, LIU Ran, LIU Zhi-jian67-70 