..............page:637-645
Current trends in geological survey of the world
liu shuchen 1 ; tan yongjie 2 ; bai ye 2 ; zhang lijun 1 ; shi junfa 1 ; xu shuguang 1(1.information centre; ministry of land and resources; beijing1008 12; china; 2.china geological survey; beijing100035; china)
..............page:613-619
..............page:601-612
..............page:620-630
..............page:580-588
..............page:589-596
..............page:551-557
..............page:631-636
..............page:558-562
..............page:563-570
..............page:597-600
Comparative study of urban geological work
feng xiaoming; guo kunyi ; wang aihua; liu hongying; wang jingdong; gong jianshi (research center of urban environmental geology; china geological survey; n anjing210016; jiangsu; china)
..............page:571-579