【摘要】 “数字城市”是城市信息化的重要组成部分,在国民经济和社会发展进程中发挥着重要作用。地理空间数据框架是构建“数字城市”的数据平台,是建设“数字城市”的必要保证。探讨了“数字城市”地理空间数据的组成和城市地理空间数据框架的构建,阐述了地理空间框架数据基准建设和地理空间数据库的建设,并以中国南方某典型城市为例介绍了“数字城市”地理空间数据框架的应用,指出了现阶段存在的问题并提出了相应的解决对策。更多还原

【Abstract】 The"digital city" is an important component of the city information,which plays an important role in the process of national economic and social development.Geospatial data infrastructure is the data flat and essential guarantee of the construction of the "digital city".This article examines the "digital city" geospatial data and the composition of the city geospatial data framework,and probes into the component of the geospatial framework data and the geospatial database.Then introduce the construction of geospatial data infrastructure of the city of north China,and point out the present existence question and the solution countermeasure.更多还原