【摘要】 建立没有比例尺概念的无级地名数据库,并开发相应的无级地名数据库管理系统,对于高效地查询检索地名数据库及同步更新地名信息、维护地名信息的安全性、快速制作各种专题地名信息,提供了理论和现实的可行性。更多还原

【Abstract】 The construction of scale independent toponym database and its management system are discussed in this paper.It offers the feasibility in theory and actuality for efficient queries.By using this system,users can perform many tasks effectively,such as updating toponym information in different toponym database with different scale synchronously,maintaining the security of toponym information,producing various specific toponym information quickly,etc.更多还原