virtual intersection curves 虚拟相交曲线
A new algorithm for calculating the intersection curves between parametric surface and a plane is presented.
提出了一种参数曲面与平面的精确求交新方法。
The concept of traversing line is presented to deal with the intersection curves of offset surfaces with planes...
提出贯穿线的概念，对截面上包含自交、重叠、干涉的无序交线进行规整处理，生成有序的无干涉刀轨。
A tracing algorithm for calculating the intersection curves of two free-form surfaces by using their osculating plane is presented in this paper.
提出了一种利用密切平面对两自由曲面进行追踪求交的算法。
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