空间格局保护是古城保护的重要内容之一。本文明确定义古城空间格局,阐述空间格局的构成要素以及保护空间格局的意义。并以南京为例,具体分析了南京古城在重要发展时期以及现状古城的格局特点,就使用gis技术对保护作了探索研究。 The protection of spatial pattern is one of the important contents of ancient city protection. This article clearly defines the ancient city space pattern, expounds the elements of the space pattern and the significance of protecting the space pattern. Taking Nanjing as an example, this paper concretely analyzes the pattern of the ancient city in Nanjing during the important development period and the status quo of the ancient city, and explores the protection using the technology of gis.