空间数据快速采集是数字城市工程的关键技术。
Acquisition of spatial data with high speed is a key technology of digital city engineering.
“数字城市”的建设是一个庞大而全新的工程，需要花费大量时间和金钱。
The construction of digital city is a complete and opening engineering, which needs much more time and funds.
地理空间数据共享机制是“数字城市”的基础，也是“数字城市”或其相关工程开展的主要瓶颈之一。
As the foundation of "the digital city", the geo-spatial data sharing mechanism is one of the main bottlenecks of "digital city" or its associated works.
三维物体建模在物体模式识别、文物重建、数字娱乐、城市规划、CAD和逆向工程等诸多领域应用广泛。
The three-dimensional reconstruction model is widely used in the fields such as pattern identification, cultural relic reconstruction, digital amusement, city planning, CAD and reverse engineering.
广泛地应用于数字城市、地形测绘、地理信息系统、医学工程、文物保护、机器人导航等各个行业。
And it has been widely applied in digital city, topographic mapping, geographic information system, medical engineering, preservation of cultural relics and robotic navigation.
从2006年起，中国已经在30个城市开展数字城市地理空间框架建设试点工程，今年，又增加了60个试点城市。
China launched pilot projects for digital surveying and mapping in 30 cities in 2006, which was extended to a further 60 cities this year.
随着遥感技术的飞速发展，遥感数据成为城市规划、地球科学研究、数字地球等重大科学研究和工程建设的重要数据源。
With the rapid development of remote sensing technology, remotely sensed data are playing more and more significant role in many fields, such as urban planning, geoscience, digital earth etc.
随着遥感技术的飞速发展，遥感数据成为城市规划、地球科学研究、数字地球等重大科学研究和工程建设的重要数据源。
With the rapid development of remote sensing technology, remotely sensed data are playing more and more significant role in many fields, such as urban planning, geoscience, digital earth etc.
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