And the method of section curves can be summarized in four ways: one line, two lines, four lines, combination.
作者总结性的提出应用截面线构造压料面的四种方法:一线法、二线法、四线法、组合法。
参考来源 - 覆盖件模具型面设计系统的研究与开发·2,447,543篇论文数据，部分数据来源于NoteExpress
This paper gives section curves based polygonization for implicit surfaces.
提出了基于截面线的隐式曲面多边形化方法。
At first, the section curves of addendum is analysed, mathematic analytic models are established, the parametric design is finished and method to deal with especial questions is presented.
首先对常见的工艺补充面截面线类型进行分析，建立数学解析模型并进行参数化设计，并且给出特殊问题的处理方法。
Also, the solution to the intermeshing condition of the two cross section curves under either same or different speeds is provided. Cross section curves for practical instants are plotted.
初步解决了在相同或不同转速下，两条端面曲线啮合的条件。
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