1Disturbance effect of open-pit mine: concept, characteristics and evaluation index system frameworkWANG Jiachen, WANG Zhongxin, WANG Weiwei, WANG Jinjin295-3012Sequential extraction technology for high-intensity super-long two-entry longwall panelsWANG Zhiqiang, WANG Haohao, SHI Lei, SU Yue302-3103A multi-parameter identification model for classification of rock burst risk and its applicationWANG Jiaxin, ZHOU Zonghong, LI Kegang, LIU Yucheng, WANG Haiquan311-3224Mechanism and application of double active control with pressure-relieving and anchoring for gob-side entry retainingHAN Changliang, ZHANG Nong, KAN Jiaguang, RAN Zhi323-3305Deformation division for surrounding rock of circular roadway by considering rheology and the intermediate principal stressLUO Kaijing, DONG Hailong, GAO Quanchen331-3376Dynamic toughness of mode Ⅰ crack under medium and low speed impactsYING Peng, ZHU Zheming, ZHOU Lei, DONG Yuqing, WANG Xiong338-3457Acoustic emission characteristics and the energy distribution of the shale in Brazilian splitting testingZHANG Shuwen, XIAN Xuefu, ZHOU Junping, LIU Guojun, JIANG Xiang, TENG Junyang346-3538Stress analysis of heterogeneous frozen wall considering interaction with surrounding soilWANG Bin, RONG Chuanxin, CHENG Hua354-3619Experimental study on deformation evolution and acoustic emission dominant-frequency characteristics of red sandstoneSONG Yimin, XING Tongzhen, ZHAO Zexin, DENG Linlin362-36810Damage control characteristics for notched blasting based on the damage mechanismZHU Yunhua, XU Xiaopeng369-37611Imbibition characteristics of remolded coal without gasYUE Jiwei, WANG Zhaofeng377-38412Structure characteristics of coal mine gas hydrate based on Raman spectroscopic observationsZHANG Baoyong, LIU Chuanhai, LIU Changling, WU Qiang, GAO Xia, ZHANG Qiang385-39013Catalytic combustion of ventilation air methane over CuO/ZrO2 catalyst modified by low temperature plasmaZHU Lihua, XU Feng, CUI Baojun, GAO Hongliang391-39714Similarity criterion and heat transfer similarity of oxidation temperature coupled simulation in gobYUAN Fei, ZHOU Peiling, HUANG Zhian, GAO Yukun, ZHANG Yinghua398-40615Anisotropy permeability model for highly fractured coal seams associated with coupled THM analysis of CO2-ECBMMA Tianran, LIU Weiqun, JONNY Rutqvist, ZHANG Hongxue, ZHAO Xiongdong407-41616Optimization method of horizontal well orientation and layer selection in low-rank thick coal seam:A case study of Jiergalangtu areaDONG Zhen, BAO Qingying, ZHANG Jidong, TIAN Wenguang, YANG Jiaosheng, SUN Qinping, CHEN Shanshan, ZHANG Yi417-42717Propagation mechanism of hydraulic fracture in sand coal interbeddingGAO Jie, HOU Bing, TAN Peng, GUO Xiaofeng, CHANG Zhi428-43318Numerical investigation of flow conductivity of propping agent in hydraulic fracture under in-situ stressesDENG Shouchun, ZUO Hong, LI Haibo, HUANG Zhenghong, XIAO Chengxu, ZENG Yongqing, JIANG Jinlin434-44019Fracturing curve types and their formation mechanism of coal seam 3 in Shizhuang block, Qinshui basinZHANG Xiaona, KANG Yongshang, JIANG Shanyu, GU Jiaoyang, SUN Hansen441-45120Isothermal adsorption model of coalbed methaneWU Yawen, PAN Jienan452-458 