Physical characteristics of meagre coal in China
KANG Junqiang;TIAN Zhongbin;FU Xuehai;WANG Hongdong;Key Laboratory of Coalbed Methane Resource and Reservoir Formation Process;Ministry of Education;Coal Geological Geophysical Exploration Surveying & Mapping Institute of Shanxi Province;Shanxi Institute of Geology for Mineral Resources;
..............page:1679-1686
..............page:1687-1692
Research on remaining oil distribution in low permeability reservoir based on development fluid potential field
ZHAO Junwei;XU Huaimin;HE Cui;ZHENG Ke;XU Zhaohui;CHEN Jianwen;SUN Panke;College of Geosciences;China University of Petroleum;State Key Laboratory of Petroleum Resources and Prospecting;China University of Petroleum;College of Energy Resources;China University of Geosciences;Research Institute of Geological Exploration and Development;CNPC Chuanqing Drilling Engineering Company Limited;Research Center of Low Permeability;Changqing Oilfield;CNPC;
..............page:1693-1698
Calculation analysis of casing wear in drilling shale gas well
LIU Fei;FANG Chunfei;XIA Chengyu;ZENG Dezhi;AI Jun;DING Shidong;Petroleum Engineering Research Institute;Sinopec;School of Mechanical Engineering;Yangtze University;State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation;Southwest Petroleum University;Fuling Shale Gas Exploration and Production Corporation;Sinopec;
..............page:1699-1702
..............page:1703-1709
..............page:1710-1715
..............page:1716-1721+1733
..............page:1722-1725
..............page:1726-1733
Research of gross error detection by L1-norm based on Matlab
LIU Maohua;WANG Yan;CAI Jiaonan;SHANG Jianyu;CHEN Jiao;School of Transportation Engineering;Shenyang Jianzhu University;Institute of Geological Engineering and Surveying;Chang’an University;School of Information Science and Engineering;Central South University;Xiamen Great Power Geo Information Technology Co.;Ltd.;State Grid Information &Telecommunication Group;
..............page:1734-1737
..............page:1738-1743
..............page:1744-1749
Distribution of substances in upper troposphere-lower stratosphere region during typical cold vortexes over Northeast China
CHEN Dan;ZHOU Tianjiao;QIAN Kai;SU Yucheng;Collaborative Innovation Center on Forecast and Evaluation of Meteorological Disasters;Nanjing University of Information Science & Technology;Key Laboratory of Meteorological Disaster;Ministry of Education;Nanjing University of Information Science & Technology;College of Atmospheric Sciences;Nanjing University of Information Science & Technology;Unit 94701 PLA;College of Mathematics and Statistics;Nanjing University of Information Science & Technology;
..............page:1750-1756+1761
..............page:1757-1761
..............page:1762-1768
..............page:1769-1774
..............page:1775-1777+1796
..............page:1778-1781+1790
..............page:1782-1785
..............page:1786-1790
..............page:1791-1796