1Study on top-coal recovery ratio distribution law of longwall top-coal caving mining in steeply thick coal seamWang Jiachen, Zhang JinwangMining and Underground Engineering1-72Coal mining technology without village relocation by isolated grout injection into overburdenXu Jialin, Ni Jianming, Xuan Dayang, Wang XiaozhenMining and Underground Engineering8-113Research on stability of coal pillar and roadway layout optimization in shallow multi-seamsZhao Yanhai, Song Xuanmin, Liu NingboMining and Underground Engineering12-174Study on optimization of support selection for mine large cross section soft rock inclined shaftWu TaoMining and Underground Engineering18-22,355Study on cement-coal refuse backfill structure model of mining goaf in underground mineNing Jianguo, Liu Xuesheng, Shi Xinshuai, Wang JunMining and Underground Engineering23-276Study on movement law of surrounding rock and support adaptability of the broken roof in return channelZhang JinhuMining and Underground Engineering28-317Analysis on roof strata weighting of longwall coal mining face affected to pressure bump occurredZhang HuijunMining and Underground Engineering32-358Study on roof control technology of block and sectional mining for continuous minerJiang XiaojunMining and Underground Engineering36-399Study on high pressure shearing test on contact surfaces of coal based paleo-weathered sand-soil rock strataDing Qingfeng, Li Wenping, Bai Hanying, Yue YanyanMining and Underground Engineering40-4510Study on fault sliding induced by coal mining affected to village buildingsKong Xiansen, Wu Kan, Chen PengMining and Underground Engineering46-5011Simulation analysis on stress-damage evolution of pressure relief and permeability increasing with slotted seam under surrounding pressureShen ChunmingSafety Technology and Engineering51-56,5012Optimization study on air returning heat exchanging diffusion tower of mine counter rotating main fanPing Jianming, Zhang Xin, Wang Jianxue, Suo JinliSafety Technology and Engineering57-6013Study on magma intrusion affected to coal properties of Daxing MineWang Fei, Cheng Yuanping, Jiang Jingyu, Wang Liang, Shao ZhenjingSafety Technology and Engineering61-65,7114Through strata deep borehole blasting applied to gas drainage in hard outburst seamSafety Technology and Engineering66-7115Practices on gas control based on CO2 blasting and permeability improvement technologyShi Liang, Yin Weifeng, Wang BinSafety Technology and Engineering72-74,9116Study on interference well test technology between coalbed methane wellsZhang Sui'an, Qin Peng, Zhang Diankun, Qiu Feng, Yuan Liying, Song Hongzhi, Li TiantianSafety Technology and Engineering75-7917Evaluation on factors to influence production capacity differences of coalbed methane well groupLyu Yumin, Liu Yinghong, Qu Yingjie, Wang Feng, Chen XiaozhiSafety Technology and Engineering80-8418Study on automatic and intelligent following control system of hydraulic powered support in fully-mechanized coal mining faceNiu JianfengMachinery Electric and Automatization85-9119Time-domain characteristic extraction of coal and rock vibration signal in fully-mechanized top coal caving faceXue Guanghui, Zhao Xinying, Liu Ermeng, Hu Baohua, Ding WeijianMachinery Electric and Automatization92-9720Experimental study on rock cutting force by rotational moving for coal mining equipment conical pickZhang Mengqi, Hao Jiansheng, Ma JiankangMachinery Electric and Automatization98-103 