..............page:267-271
..............page:272-276
..............page:277-282
..............page:283-286
..............page:287-293
Study on surrounding rock stability of pillar extraction in thin gently inclined ore body
YU Gen-bo;YANG Peng;CHEN Zan-cheng;State Key Laboratory of High-Efficient Mining and Safety of Metal Mines;Ministry of Education;University of Science and Technology Beijing;School of Civil and Environment Engineering;University of Science and Technology Beijing;Beijing Union University;Beijing General Research Institute of Mining and Metallurgy;Shandong Gold Group Co.;Ltd.;
..............page:294-298
..............page:299-303
..............page:304-311
..............page:312-318
..............page:319-324
..............page:325-330
..............page:331-336
..............page:337-342
..............page:343-347
..............page:348-352
..............page:353-358
..............page:359-363
..............page:364-369
..............page:370-376
..............page:377-382
..............page:383-387
..............page:388-392
..............page:393-398
..............page:399-404
..............page:405-409
..............page:410-415
..............page:416-422
Study of sequence stratigraphy of the Early Cretaceous coal measures in Northeastern China
SHAO Kai;SHAO Long-yi;QU Yan-lin;ZHANG Qiang;WANG Ju;GAO Di;WANG Dong-dong;LI Zhu;College of Geoscience and Surveying Engineering;China University of Mining and Technology;State Key Laboratory of Coal Resources and Safe Mining;China University of Mining and Technology;Provincial Administration of Coal Geology of Heilongjiang;Provincial Administration of Coal Geology of Inner Mongolia Autonomous Region;Jilin Provincial Coal Geological Survey General Institute Changchun;College of Resources and Environments;Henan Polytechnic University;College of Geological Science and Engineering;Shandong University of Science and Technology;
..............page:423-433
..............page:434-441
..............page:442-447
Distribution model and application of groundwater tritium isotope
HUANG Ping-hua;ZHU Jin-feng;DENG Yong;RAO Wen-bo;Deep Mine Construction Key Discipline Laboratory;Henan Polytechnic University;School of Resources and Environment Engineering;Henan Polytechnic University;Geophysical Surveying Party;Henan Province Coalfield Geology Bureau;Yangzhou Water Resources Bureau;College of Civil Engineering;Hohai University;
..............page:448-452
..............page:453-459
..............page:460-465
..............page:466-470
..............page:471-477
..............page:478-482
..............page:483-488
..............page:489-494
O2/CO2 underground coal gasification model test
CHEN Feng;PAN Xia;LIU Hong-tao;YAO Kai;Ulanqab ENN Coal Gasification Minning Technology Co.;State Key Laboratory of Coal-base Low-carbon Energy;ENN Group Co.;Ltd.;State Key Laboratory of Coal Combustion;Huazhong University of Science and Technology;
..............page:495-500
..............page:501-507
..............page:508-512
..............page:513-517
Gas sensor fault diagnosis based on ASGSO-SVR
HUANG Kai-feng;LIU Ze-gong;WANG Qi-jun;YANG Jing;GAO Kui;School of Energy and Safety;Anhui University of Science and Technology;Information and Electrical Engineering Department;Huainan Vocational and Technical College;School of Science;Anhui University of Science and Technology;
..............page:518-523
..............page:524-529
..............page:530-535
..............page:536-542
..............page:543-548
Emergy-based eco-efficiency evaluation of coal mining area
BIAN Li-li;HAN Qi;ZHANG Ai-hua;School of Electric Power Engineering;China University of Mining & Technology;School of Management;China University of Mining & Technology;School of Economics and Management;Beijing University of Posts and Telecommunications;
..............page:549-556