【摘要】 随着国民经济的快速发展,土地现状变更十分频繁,如何保持数据库系统的现势性成为国土资源管理部门的一项重要工作。该文介绍了利用卫星遥感数据对土地利用数据库变更的系统设计、实现方法及结果,说明了利用遥感卫星数据对数据库进行更新的优势。更多还原

【Abstract】 Accompanying with rapid developement of national economy, present condition of land varied oftenly.How to keep current condition of database is an important work which should be paid more attention by land and resource management department.System design,realizing methods and results for renewing land utilization database by using satellite remote-sensing datas are introduced in this paper.It proves the advanges of satellite remote-sensing datas in renewing database.更多还原