标签spatial database
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AvisMap Free Viewer 5.2.1
AvisMap GIS Technologies - Freeware -AvisMap Free Viewer Review AvisMap Free Viewer, developed by AvisMap GIS Technologies, is a powerful and feature-rich geographic information system (GIS) software that allows users to view and analyze spatial data easily. 更多资料... -
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PostGIS 1.3.2
Paul Ramsey - Open Source -<!DOCTYPE html> PostGIS by Paul Ramsey is a free and open-source software application that adds support for geographic objects to the PostgreSQL object-relational database. 更多资料...