视图轮廓信息和封闭图形信息在图形处理中有着重要的作用。
The outline information and closed graph information of view plays an important role in processing graphics.
这些名词所共有的中心意义是。包围着一个封闭图形或区域的线。
The central meaning Shared by these nouns is. A line around a closed figure or area.
针对大规模空间封闭图形的高效识别，考虑与识别有关的各个阶段，给出基于转向法的空间封闭图形识别总体方案。
Aiming at efficient recognition of large-scale closed space graph, an overall scheme of recognition based on turning is given, considering the various stages related to recognition.
按照数学家们的分类，三叶形是最简单的纽结。 所谓纽结，它是三维空间中不与自己相交的封闭曲线，或者说是三维空间中与圆周同胚的图形。
The trefoil is the simplest knot in mathematicians' classification.
该文从森林图形库的概念和基本特征出发，完成森林图形库图层的标准设计和森林图形中小班多边形的封闭。
From the concept and characteristics of forest graphics library, the standard design of forest graphics library layers is accomplished, and the compartment polygon is enclosed.
也可以适用于有孔的图形，因为有孔图形可以分解作为若干个封闭实心图形看待。
It is also applied to holed figure, because it may be treated as some bounded, solid figures.
也可以适用于有孔的图形，因为有孔图形可以分解作为若干个封闭实心图形看待。
It is also applied to holed figure, because it may be treated as some bounded, solid figures.
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