【摘要】 铁路空间数据库是铁路地理信息系统(RGIS)的基础.本文在分析了铁路信息化的发展、目前空间数据库建设以及研究的情况后,根据铁路各业务部门对空间数据的需求和使用情况,提出了空间数据库的构成.并在此基础上,进一步探讨了空间数据库的建设和维护等问题,为铁路空间数据库的建设提供了思路.更多还原

【Abstract】 Spatial database for railway is the foundation of Railway Geographic Information System (RGIS). After analyzing the development of railway informatization, to construct and research the railway spatial database, the paper puts forward the construction of spatial database according to railway actual requirements. On the basis of that, it further explores the construction and maintenance of spatial database and paves the way for the construction of spatial database for railway.更多还原