Traditional construction methods firstly in the small scale topographic map, choose several feasible options, through field reconnaissance to confirm the optimize region.
传统的机场建设方法是首先在小比例尺地形图上选择几种可行方案，通过实地踏勘确定最佳区域。
In traditional reservoir capacity calculation, a planimeter is used to obtain a reservoir capacity from topographic maps and large scale topographic maps are needed if high accuracy is required.
传统的库容计算方法是在已有的地形图上采用求积仪法进行，当精度要求较高时，需到现场实测更大比例尺的地形图。
This system can process the topographic maps of arbitrary boundary and all kinds of scale.
该系统能处理任意边界、各种比例尺的地形图。
The precision of a large scale topographic map is systematically analyzed, which is measured and drawn with the help of coordinate point distributor for the distribution of the detailed points.
对采用坐标展点器展绘碎部点坐标所测绘的大比例尺地形图的精度进行了系统地分析，并定量地给出了采用不同测距方式展点测图的点位中误差。
When the precise geometric rectification of TM imagery was made with the ground control points selected from topographic map in scale of 1:100000, the accuracy of half a pixel is high.
由1：10万地形图选取平面控制点对TM磁带进行精处理，平面定位精度为半个象元，精度较高；
Basic scale topographic map is bases on one of million international map subdivision and divided by Longitude difference and Latitude difference.
我国基本比例尺地形图是以国际百万分之一地图分幅为基础，按一定的经差和纬差划分图幅。
In order to raise the precision of collage, not less than 16 control points are required for each sheet of the large-scale topographic map, and beside...
为了提高拼贴精度，大比例尺地形图每幅除不少于16个控制点外，更重要的是多选用方里线(或经纬线)交点作为拼贴控制用。
In order to raise the precision of collage, not less than 16 control points are required for each sheet of the large-scale topographic map, and beside...
为了提高拼贴精度，大比例尺地形图每幅除不少于16个控制点外，更重要的是多选用方里线(或经纬线)交点作为拼贴控制用。
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