THE ESTABLISHMENT OF THE SPACE DATABASE FOR GEOLOGIC DISASTER SURVEY AND DISTRICT DEMARCATION OF NANFEN DISTRICT,BENXI CITY,LIAONING PROVINCE

The establishment of geologic disaster survey and district demarcation space database for counties and cities is an important part of the special project of National Geologic Disaster Survey for Counties and Cities.With the geologic disaster survey and district demarcation information system as the essential tools,aided by MapGIS and FoxPro,the article expatiates the process of the establishment of the geologic disaster survey and district demarcation space database for Nanfen District,Benxi City,Liaoning Province.