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文中重点介绍了地图数据库的内容和数据结构,着重研究了地图数据库的建立及其应用。结果表明,地图数据库可为水稻遥感估产的各个环节提供各种专题信息,是水稻遥感估产信息系统不可缺少的组成部分。
This paper mainly introduces the content and data structure of the map database, and focuses on the establishment of the map database and its application. The results show that the map database can provide various kinds of special information for all aspects of rice remote sensing yield estimation and is an indispensable part of rice remote sensing yield information system.