摘要
为保持国家1∶50 000地形数据库的现势性,实现地形图制图数据库重点要素和全要素的快速更新,满足地形图快速输出与应急服务的需要,为国民经济建设与社会发展提供可靠的测绘保障。本文主要介绍利用1∶50 000动态更新数据库成果,分析工作要点及解决制图作业、检查难点。
The national 1∶ 50 000 topographic map update drawing is to ensure the currency of 1∶ 50 000 terrain database,achieve fast mapping of the key elements and all elements of terrain database that updated,meet the need of fast output and emergency service of topographic map,provide a reliable surveying and mapping support for the national economic construction and social development.This paper mainly analyses the key points of mapping and solves the difficulties of mapping and checking work by using the 1∶ 50 000 dynamically updated database achievements.
出处
《测绘与空间地理信息》
2016年第6期199-200,203,共3页
Geomatics & Spatial Information Technology
关键词
现势性
快速
方法
技巧
currency
fast mapping
method
skill
