利用车载激光扫描测量技术完成地形图修测、三维场景重建、建筑模型制作以及工程测量等任务，是近年来激光扫描测量技术应用研究的一个重要方向。
To complete Map Revision, 3d - Scene Rebuilding, Construction Modeling, Engineer Survey and other missions by using the vehicle laser - scanning technology is the important direction of research.
为满足城市建设对于地形图现势性方面的需求，杭州市基础测绘管理实行了动态跟踪修测方法。
The Hangzhou basic mapping management department takes the dynamic following up on mapping method into action in order to adapt to the new situation.
本文论述了建立利用多种资料进行地形图数字化快速修测系统的基本原理及其基本功能。
This paper focuses on the fundamental principle of establishing the quick digitizing revision system with much refresh information. discusses the fundamental function of this system.
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