数字测图(Digital Surveying and Mapping，DSM)系统是以计算机及其软件为核心在外接输入输出设备的支持下，对地形空间数据进行采集、输入、成图、绘图、输出、管理的测绘系统。 数字地图(Digital Map)以数字形式存贮在磁盘、磁带、光盘等介质上的地图。
城市大比例尺数字化地形测量研究 - xzbu.com 中国论文网 关键词：城市，大比例尺地形图，数字测图，GZCORS [gap=474]Keywords: urban, large-scale topographic maps, digital mapping, GZCOR
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Based on theories and methods described, an experimental system is constructed to realize digital mapping of SAR image, image matching and image fusion etc.
6．在上述理论和实践研究基础上，建立一套较为实用的实验系统，实现SAR图像数字测图、影像匹配和融合处理。
参考来源 - 星载SAR图像空间信息提取技术研究与实践·2,447,543篇论文数据，部分数据来源于NoteExpress
数字测图具有精度高、用时短、操作简便等优点。
The digital surveying and mapping has the advantage of high precision, short time, easily operating and so on.
和传统的模拟测图相比，数字测图的质量控制关键点更多、内容和方法更为复杂。
Compared with traditional analogue mapping, digital mapping has more quality control pivotai points, and its contents and methods are more complex.
并从“三图”测绘工作的异同点、数字测图制图、GIS数据库等方面探讨了它的可行性。
Meanwhile the feasibility of integration of "three maps" is discussed from the sameness and differences of surveying of three maps, making digital maps, GIS database and so on.
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