Along with the spreading of computer graphics in teaching and engineering, there are two opinions about how to deal with descriptive geometry.
随着计算机图形技术在工程与教学中的推广应用，在教学实践中对如何处理画法几何部分的讲授出现了两种意见。
The property of computer graphics is that the three dimensional geometry data sets are widely used for various purposes.
计算机图形学的特点之一是广泛地使用三维几何数据来描述场景。
Computer calculates a theoretical taping Angle based on the geometry of tape head, tape roll width and overlap.
依据包带头的几何形状，带宽及叠包率，计算机自动算出包扎角度的理论值。
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