1Determination of variable weight interval and adjust weight parameters in the variable weight assessment model of water-inrush from coal floorWU Qiang, LI Bo2143-21492Classification and combination relationship of mineral resources in coal measures2150-21553Control technology of reserved surrounding rock deformation in deep roadway under high stress2156-21644Mechanical analysis and blasting mechanism of main roof initial fracturing in shallow depth mining face with large cutting heightZUO Jian-ping, SUN Yun-jiang, LIU Wen-gang, HU Ben2165-21725Coupling evolution mechanism of mining-induced overlying strata stress field and crack field under extremely thick igneous rockYAN Hao, ZHANG Ji-xiong, ZHANG Qiang, DONG Xiang-jian, HAN Xiao-le2173-21796Floor heave control mechanism of inner interlocked gas tail road based on reinforced concrete pillarWANG Kai, HAO Bing-yuan, ZHANG Peng-peng, QIAO Yong-feng2180-21877Reasonable width and control technique of segment coal pillar with high-intensity fully-mechanized caving miningZHANG Guang-chao, HE Fu-lian, LAI Yong-hui, SONG Jia-wei, XIAO Peng2188-21948Experimental study on the compaction of saturated broken rock of continuous gradationFENG Mei-mei, WU Jiang-yu, CHEN Zhan-qing, MAO Xian-biao, YU Bang-yong2195-22029Experimental study on the triaxial unloading creep characteristics of stone with two pre-existing cracks and its damage creep modelYANG Chao, HUANG Da, HUANG Run-qiu, ZENG Bin2203-221110Paths on thermal-mechanical coupling failure of meso-scale granite under uni-axial tension and numerical analysisXUE Dong-jie, HU Ben, FANG Yuan, ZHUO Zhuang, ZHOU Hong-wei2212-222211Characteristics of enhanced separation of mine gas with oil-water emulsionWU Qiang, WANG Shi-hai, ZHANG Bao-yong, GAO Xia, ZHAO Zi-qi, ZHANG Sai, YU Hong-li2223-222912Loading-unloading experiments of coal containing gas under the condition of different moisture contentsJIANG Chang-bao, DUAN Min-ke, YIN Guang-zhi, WU Gui-ping, YU Huan2230-223713Experiment on the deformation of the meso-structure of coal during the methane adsorption and desorptionZHOU Dong, WANG Chen, FENG Zeng-chao, ZHAO Dong, CAI Ting-ting2238-224514Analysis of replacement-displacement effect and its change mechanism in simulation experiment of nitrogen injection into coal seamYANG Hong-min, FENG Zhao-yang, CHEN Li-wei2246-225015Rapid prediction method for explosion hazard in gas mine after sealing fire working faceZHAI Xiao-wei, LAI Xing-ping2251-225516Theoretical research on atomization characteristics and dust suppression efficiency of air-water spray in underground coal mineWANG Peng-fei, LIU Rong-hua, GUI Zhe, GOU Shang-xu, SHU Wei, TAN Xuan-hao2256-226217Identification of aquifers influencing the drainage of coalbed methane wells in Shouyang exploration area, Qinshui Basin2263-227218A physical model of outburst elimination boundary after hydraulic fracturing in coal-bed methane wellL(U) Run-sheng, NI Xiao-ming, LIU Gao-feng, REN Jian-gang2273-228019Distribution characteristics and solutions on particulate matter in coalbed methane gathering systemLIU Zhen, JI Zhong-li, YU Ming-jian, ZHAO Feng-ting2281-228620Characterization of microscopic pore structure and its influence on gas content of shale gas reservoirs from the Lower Paleozoic in southern Sichuan Basin2287-2297 