附件1第三次全国国土调查统一时点数据库更新技术方案2020年3月I目录1国土调查统一时点更新数据结构要求..............................................................................................11.1说明...............................................................................................................................................11.2范围...............................................................................................................................................11.3规范性引用文件...........................................................................................................................11.4术语与定义...................................................................................................................................21.4.1要素feature.........................................................................................................................21.4.2要素属性featureattribute................................................................................................21.4.3类class...............................................................................................................................21.4.4对象object..........................................................................................................................21.4.5实体entity.........................................................................................................................21.4.6层layer..............................................................................................................................21.4.7标识码identificationcode.................................................................................................31.4.8矢量数据vectordata........................................................................................................31.4.9栅格数据rasterdata.........................................................................................................31.4.10格网数据gr...
