1Micro-scale mechanism of coal and gas outburst:A preliminary studyNIE Baisheng, MA Yankun, HE Xueqiu, ZHAO Dan, LIU Xianfeng, DENG Bozhi, LI Xiangchun, MENG Junqing, SONG Dazhao207-2202Research on gradient support model and classification control of broken surrounding rockZUO Jianping, HONG Zijie, YU Meilu, LIU Haiyan, WANG Zhenbo221-2313Investigation on mine physical simulation model embedded with iso-strength scaled 3D printed support systemFENG Xiaowei, WANG Mingkun, XUE Fei, ZHAO Tongyang, SONG Wanxin, WEI Qun, ZHU Yichao232-243,2564Prediction of anchor cable supporting force for roadways with top coal based on Hoek-Brown strength parameters and its applicationWANG Hongtao, LIU Luyao, ZHANG Jianguo, LI Xiaojing, LI Jianjian244-2565Research on the relationship between mud height and pressure of deep cone thickenerWANG Yong, NA Qing, YANG Jun, WU Aixiang, WANG Hongjiang257-2626Strength model for damaged sandstone based on power-law distribution of crack lengthSHI Hao, SONG Lei, WANG Dunxian, WANG Guozhu, LI Mingjing, LONG Wei, CHEN Guiwu263-2727The influence of cold shock duration of liquid nitrogen on the fracturing effect of coalWEI Zening, ZHAI Cheng, SUN Yong, CONG Yuzhou, TANG Wei273-2828Effect of buried depth of adjacent structure on the foundation pit deformation during pre-excavation dewateringZENG Chaofeng, BAI Ning, YUAN Zhicheng, XUE Xiuli, MEI Guoxiong283-2929Paleoenvironmental characteristics and source rock development model of the Early-Middle Cambrian:A case of the Keping-Bachu area in the Tarim BasinOUYANG Siqi, LYU Xiuxiang, XUE Nan, LI Feng, WANG Rui293-31010Characteristics and formation mechanism of Lower Cretaceous deep and ultra-deep reservoir in Bozi-Dabei area,Kuqa depressionWANG Ke, ZHANG Ronghu, ZENG Qinglu, WANG Junpeng, XIA Jiufeng, MO Tao311-32811Geochemical characteristics of oil seepage and its implications in Lower Paleozoic,northeastern Ordos BasinZHANG Chunlin, HOU Lianhua, LIU Xinshe, NIU Xiaobing, XING Fengcun, FAN Liyong329-34312Study of the evolution process of coal maturity in upper Carboniferous Benxi formation,Linxing areaTAO Chuanqi, LI Yong, NI Xiaoming, HE Yunchao, LIU Shenglin344-35313Genesis of high-quality reservoirs with deeply mixed rocks in the Es1 in BZ13-A structure,Bohai SeaPANG Xiaojun, NIU Chengmin, WANG Guanmin, WANG Qingbin, CHEN Rongtao354-36914Key accumulation link description of slope fan and exploration practices of high abundance reservoir:Taking LD X area in Liaozhong sag as an exampleZHANG Hongguo, LYU Dingyou, SU Wen, FU Xin, LI Xiaohui, MA Zhengwu370-38215Effect and mechanism of grinding aid triethanolamine on quartz flotation in sodium oleate systemMAO Yong, WANG Zehong, TIAN Pengcheng, GAO Wei383-39016Study of pyrolysis characteristic of Huolinhe lignite in cross-flow reactor with gas heat carrierFAN Tao, CHANG Zhibing, LIU Shucheng, WANG Li, XU Fang, CHU Mo391-40017Effect of rhamnolipids addition into biotrickling filter on chlorobenzene removal performanceLIU Yanzehua, WANG Liping, SHEN Jiawei, LI Dan401-410 