In the paper, at first we analyze the process of building city basic spatial database, and then introduce some quality control methods on DLG, DOM and DEM used in our practice.

• 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。