..............page:999-1002
..............page:1003-1006
..............page:1007-1009
..............page:1010-1013
Topographic mapping using terrestrial 3D laser scanning technology
Guo Linna;Zhang Jiping;Liu Yongquan;Li Hui;Lin Yongxiang;Yin Yaoguo;Faculty of Civil Engineering and Water Conservancy;Ningxia University;Ningxia Coal Mine Design and Research Institute Co.;Ltd.;Yinchuan Keao Construction Engineering Consulting Co.;Ltd.;Beijing Zetaishengye Industry Science and Technology Development Co.;Ltd.;Engineering Research Center of Ministry of Education for Efficient Utilization of Modern Agriculture Water Resources in Arid;
..............page:1014-1018
..............page:1019-1022
..............page:1023-1026+1032
..............page:1027-1032
Analytical methods for stable Cr isotopes of groundwater based on MC-ICP-MS
Xu Fen;Ma Teng;Zhou Lian;Hu Zhifang;Shi Liu;State Key Lab of Biogeology and Environmental Geology;China University of Geosciences;School of Environmental Studies;China University of Geosciences;State Key Laboratory of Geological Processes and Mineral Resources;China University of Geosciences;Guangxi Transportation Research Institute;
..............page:1033-1037
..............page:1038-1042
..............page:1043-1049
..............page:1050-1052+1057
..............page:1053-1057
..............page:1058-1065
..............page:1066-1070
..............page:1071-1075
..............page:1076-1079+1087
..............page:1080-1083
Dynamic sealing technology of borehole gas drainage
Xu Wenquan;Deng Zengshe;Hou Enke;Zhang Lianjun;Zhao Hongchao;Shaanxi Coal and Chemical Technology Institute Co.;Ltd.;College of Geology &Environment;Xi’an University of Science and Technology;School of Safety Engineering;China University of Mining and Technology;
..............page:1084-1087
..............page:1088-1094+1116
..............page:1095-1100
..............page:1101-1106
..............page:1107-1110
..............page:1111-1116