摘要
分析了表达单一独立空间对象的数据与表达关联空间对象的数据在空间构成和拓扑关系方面的特征 ,形成了城市规划数字式信息的三个层次 。
Single, self-contained spatial data and related spatial data are different in their spatial characters and spatial relationships. Three levels are built based on the information of digital planning, and the different operations are analyzed according to the different data types.
出处
《测绘信息与工程》
2004年第1期28-29,共2页
Journal of Geomatics
