| 计算机缩放图功能的开发和应用 |
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| 引用本文： | 向运川,盛国平.计算机缩放图功能的开发和应用[J].青海国土经略,1993(1). |
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| 作者姓名： | 向运川 盛国平 |
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| 作者单位： | 青海省地球物理勘查队
(向运川)，青海省地球物理勘查队(盛国平) |
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| 摘 要： | 本文介绍了采用计算机数字化仪的点输入功能,将曲线数字化。通过程序处理,对原图进行缩放,绘制任意比例尺的图件。其特点是操作简便、工作效率高,能满足绘图精度要求。
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| 关 键 词： | 计算机 缩放图 开发 |
DEVELOPING AND APPLICATION OF COMPUTER FUNCTION IN REDUCING AND EXTENDING MAPS |
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| Authors: | Xiang Yunchuan Sheng Guoping |
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| Institution: | Qinghai Geophysical Prospecting Team |
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| Abstract: | It is introduced in this article that the curves are digitized by point input function ofcomputer digitization instrument,and then origin maps are reduced or extended by certain program todraw maps on arbitrary scale.This method is very simple,efficiency and can meet the precisional re-quest. |
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| Keywords: | Computer Reducing and extending maps Developing |
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