..............page:99-102
..............page:103-105
Contrast Analysis of DEM and TIN in Application and Data Precision
li xiao-yin1; 2; guo dazhi1; zhang dianguo3(1.college of resource and safety; china university of mining & technology(beijing); beijing 100083; china; 2.school of city development; university of jinan; jinan 250002; china; 3.weather modification office of shandong province; jinan 250031; china)
..............page:76-79
..............page:106-109