..............page:35-37,43
Study of DEM coarse match based on genetic algorithm
yang ronghao1; 2; cen minyi1; zhang tonggang1; yang jia3(1.school of civil engineering; southwest jiaotong university; chengdu 610031; china; 2.department of surveying and mapping; college of earth sciences; chengdu university of technology; chengdu 610059; china; 3.college of applied nuclear technology and automation engineering; chengdu university of technology; chengdu 610059; china)
..............page:61-65
..............page:25-30,34
Numerical simulation and evaluation of the shallow groundwater resources in Luoyang basin
wang xianguo1; 3; peng tao2; zhang ling3; ge yan3(1.college of environment and civil engineering; chengdu university of technology; chengdu 610059; china; 2.institute of heavy rain; cma; wuhan 430074; china; 3.no.2 hydrogeological and engineering geological group; bureau of geo-exploration and mineral development of henan province; zhengzhou 450053; china)
..............page:38-43
..............page:6-9,14
..............page:21-24,85
..............page:1-5,20