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Issue:
Research on Graphic Computerization
Author(s):
LIN Dajun
,
ZHAN Yibin
,
GUO Lizuo
Pages:
156
-
160
Year:
2009
Issue:
4
Journal:
Journal of Engineering Graphics
Keyword:
计算机应用
;
画法几何解题
;
图形计算化
;
VBA程序设计
;
Abstract:
画法几何的内容一般可划分为投影作图、度量和定位等问题,每一类问题都可分为若干子问题,子问题又可再细分,直至若干最基本的作图方法.这是画法几何的基础,也是画法几何解题的基本方法.提出了图形求解算子化原理,利用形、数、计算机相结合的方法在VBA环境下实现了用计算机求解空间几何元素问的度量和定位问题,既保留了画法几何空间思维的优点,又克服了手工作图精度不高、效率低的缺点.
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