1Research advances in efficient exploration and development of coal measure gases and deep coallbed methaneSANG Shuxun, ZHENG Sijian, LIU Shiqi, ZHOU Xiaozhi, HAN Sijie, HUANG Fansheng, LIU Tong, DAI XuguangEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane1-252Analysis on terminologies related to coalbed methaneFU Xuehai, KANG Junqiang, CHEN Yilin, DUAN Chaochao, LU Jielin, ZHANG BaoxinEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane26-333Opportunities and challenges in deep coalbed methane developmentFANG Zhiming, WANG Rundong, YANG ChenlongEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane34-514Influence mechanisms of ScCO2 action on the organic composition and structure of different rank coalsZHANG Xiaodong, JI Haijun, KANG Hongdong, ZHANG Shuo, PAN YuliangEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane52-645Preliminary study on rock mechanics stratigraphy theory for single well fracturing and coproduction from thin interbedded coal measure gas reservoirsWANG Jianguo, LI Peibo, LIANG Wei, YANG Jiajie, SANG ShuxunEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane65-826Formation mechanism and drainage control of the bottom hole flowing pressure fluctuation in the coalbed methane wells of the Dahebian Block,Western GuizhouZHOU Xiaozhi, ZHU Shiliang, ZHAO Fuping, WANG Shaolei, WEI Yuanlong, ZHOU Peiming, ZHAO LingyunEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane83-977Numerical simulation and development effect evaluation of coal-measure gas co-production in Dahebian block of Guizhou ProvinceWANG Wenkai, LIU Shiqi, LIANG Yu, DU RuibinEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane98-1148Identifying methods for coal measure aquifers and multi-coal seam commingled drainage water sources:A case study of the Baode block in Shanxi ProvinceZHANG Qingfeng, ZHANG Jikun, LI Ziling, YAO Yanbin, DU Fengfeng, SUN Xiaoguang, HAO Shuai, LI JunhuiEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane115-1269Distribution patterns of various occurrence states of deep coalbed methane in the Baijiahai Uplift,Junggar Basin,XinjiangYANG Zhaobiao, LI Cunlei, GUO Qiaozhen, WANG Bin, LIU Changqing, QU Huailin, LIANG Yuhui, WANG YuqiangEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane127-13710Integrated seismic-geological engineering approach for deep coalbed methane development:A case study of the Jiaxian Block,northeastern margin of the Ordos BasinMA Limin, CONG Peng, ZHANG Ming, YAO Yanbin, LI Peijie, WEI Zichen, ZHANG Xueqi, YAO Zhiqiang, LIN WeiqiangEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane138-14811Characteristics and development practice of deep coalbed methane reservoir in southern Ningwu BasinJIA Huimin, HU Qiujia, ZHANG Cong, LI Kexin, HE Shan, SANG Guangjie, LI Jun, LIU ChunchunEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane149-160,18512Prediction model for free gas content in deep coal seams based on effective porositySHI Rui, BIAN Liheng, ZHANG Wei, MA Zhuang, JIAO Jiahui, SHEN JianEfficient Exploration and Development of Coal Measure Gases and Deep Coalbed Methane161-17113Multi-scale and multi-parameter testing and characterization of coal sandstone throughout loaded ruptureZHANG Pingsong, LIU Chang172-18514Mechanisms of igneous intrusion on coal physical and chemical structure and low-temperature oxidationQIN Botao, SHAO Xu, LI Ziwei, QU Bao186-20115Study on time-varying mechanism of energy dissipation structure in depressed-pressure gas transport and storage area of inclined thick coal seam miningZHAO Pengxiang, CHANG Zechen, LI Shugang, ZHUO Risheng, JIA Yongyong, LEI Wen, SHAO Qiudong, PEI Wenbo202-21416Research on identification and anti-interference method of mine external fire based on image smoothnessSUN Jiping, LI Xiaowei215-22617Research on the effect of China's"Dual-Carbon"policy:Quantitative analysis based on text miningLI Shanshan, FAN Mingxuan, YUAN Liang227-236 