探讨了基于GIS的天津城市部件现状普查系统建立的目的、过程、应用价值,以促进GIS产业在经济中的应用与发展。 更多还原
【Abstract】 This paper discusses the purpose,process,application value of the Tianjin city components status investigation system,in order to promote economy in the application and development in the GIS industry. 更多还原