【摘要】 针对全国林地资源数据多源、量大、管理手后段落后和利用低效的问题,该文对全国林地资源数据库的数据来源、数据采集方法、建库技术和数据库功能进行了论述,剖析了其成果数据的类型、特征、数量,构建了全国林地资源数据库,设计了数据库和平台集成的关键技术框架,开发实现了成果数据的预处理工具、数据服务平台和二三维应用显示等主要子系统,在全国林地资源信息服务平台建设中得到应用,实现和验证了该文所设计的关键技术的科学性和先进性,最后对数据服务平台应用模式和运维机制进行了探讨。更多还原

【Abstract】 In this study,we introduced the sources and collection methods of the forest-land resource data,and designed the national forest-land resource database by analyzing the types,characteristics and quantity of data.On this basis,we designed the database and key technology framework of platform integration,and then developed a tool to achieve pre-processing of forestland,data service platform and 2D/3Dapplication display subsystem which has been applied in the construction of national forest resources information service platform.Moreover,the key technologies with scientific and advanced natures in this study were implemented and verified.At the end,the data services platform application mode and operation and maintenance mechanisms were discussed.更多还原