... Map and Air-photo Library 地图及空摄图片资料室 map digitization 将地图上的资料转为数码 Map Information Section 地图资讯组〔地政总署组别〕 ...
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original map digitization 原图数字化
cadastral map digitization 地籍图数字化
cadastral original map digitization 地籍原图数字化
Map scanning digitization 地形图扫描数字化
digitization of a map 把地图上的资料转为数码
topographic map scanning digitization 地形图扫描数字化
digitization landform map 数字化地形图
The topographic map scanning digitization is an important acquisition method for GIS data, which has become the mainstream of the map digitization.
地形图扫描数字化为GIS数据源的一种重要获取手段，已经成为地图数字化的主流。
According to the user's requirements for map digitization and data structure, this paper designs a "polygon-chain" combined sampling method and a sampling program.
本文从用户对地图数字化采样工艺和数据结构的需求出发，设计了“图斑——链”综合采样方法，并编写了与之相应的程序。
At present, the main ways to obtain DEM are: ground measurements method, the paper map digitization method, space-sensors based methods and digital photographic methods.
目前获取DEM的主要方式有：地面测量方法、现有地图数字化法、基于空间传感器法及数字摄影测量法。
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