本文在简要分析数字城市基础空间数据库构建过程的前提下，详细论述了数字城市基础空间数据建库中需进行的质量控制内容及方法。
In this paper, we analyze the process of building digital city's basic spatial database first, then we introduce some quality control methods in this process.
基础地理空间数据库是搭建“数据城市”的基础平台。
Basic Geography Spatial Database is fundamental platform for building cyber-city.
基础空间数据库是数字城市的核心，而数据质量的高低又是数据库建设成功与否的关键。
The basic spatial database is the core of the digital City, and the quality of spatial data is the key factor in database construction.
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