topographical map meaning in Chinese

地形图

Topographical maps not only show planimetric position but also indicate relief by some method .
地形图不仅表示出平面位置，而且还通过某种方法显示地貌。
Large scale topographical mapping
大比例尺测图
The paper studied and concluded some general ways of scanned topographical map image pretreatment
本文首先对地形图扫描图像预处理常用的方法进行了研究和总结。
Detailed topographical maps of the kind commonly used by ramblers in other countries are strictly classified
其它一些国家对徒步者常用的详细地形图进行了严格的分类。
In this paper an effective method for extracting contour lines from color scanned topographical maps is proposed . it focuses on reconnecting gaps of contour lines
本文主要研究从彩色扫描地形图中自动提取等高线的方法,重点解决由彩色分割造成等高线断裂的问题。

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