For research of operation mode of the reservoir, the aerialtopographicmap was surveyed once again by the Yellow River Design Institute in 1995.
为了满足水库运用方式研究的需要,黄委会设计院于1995年5月航测了水库1:1万地形图。
2
The basic functions of the flight plan of aerial photography based on scanned topographicmap are achieved.
实现了基于地形图扫描数字化的航摄规划设计的基本功能。
3
Orthophotomap has been increasingly used to practical production because it keeps rich aerial photograph information and has the feature of topographicmap.