Abstract: a tool path generation method is presented for NC machining based on vector analysis and NURBS.
摘要：描述了基于矢量分析和NURBS的数控加工轨迹设计方法。
Using differential geometry and vector analysis, a new tool-path generation method for freeform surface machining is presented.
以微分几何学和矢量分析为工具，提出了复杂曲面加工路径规划的新方法。
The characteristic of current cutter path generation method is discussed. A new adaptive circle cutter path generation method is proposed.
分析了目前层面内刀具轨迹平行线生成算法的不足之处，提出了层面内刀具环形轨迹的自适应生成方法。
This paper proposes a generation method of path coverage test based on Gene Expression Programming(GEP) algorithm, compiler technology and Virtual Machine(VM).
提出一种基于基因表达式编程（GEP）算法、编译器技术、虚拟机技术的路径覆盖测试用例生成方法。
This paper presents an algorithm of test patterns generation for digital circuits which is called the principal path sensitization method.
本文提出了产生数字电路测试码的一种算法——主路径敏化法。
The method of curves of cross sections is one of the important and popularly applied ways in generation of tool path in NC machining.
截面线法是数控加工中重要的也是应用较为广泛的一种刀具轨迹的生成方法。
Based on the triangulation of parametric surface, a new method of tool path generation for complicated multi surfaces is presented.
提出了一种基于参数曲面三角化的复杂曲面刀具轨迹生成方法。
An algorithm for tool path generation of nc machining by projection method is presented in this paper and the interference checking of the cutter is carried out.
提出了用投影方法来生成nc加工刀具轨迹的算法，并完成刀具干涉的检查。
Experiment shows that the method can achieve a higher path coverage rate, and we developed a test case generation tool in terms of the algorithm.
实验显示该方法能以较少的测试用例达到较高的路径覆盖率，并根据这一方法实现了一个测试用例自动生成工具。
At last the path planning method, subarea zigzag, contour offset path and combination of them used in PDM and the path generation are described.
阐述了在PD M中采用的路径规划方式，分区折线、轮廓等距偏移和两者的复合方式，并说明了其路径的生成方法。
A constraint extraction method and a constraint path delay test generation algorithm are developed.
研究并实现了约束提取及约束下的非强健通路时延测试产生算法。
The method of optimal dimension synthesis for path generation with prescribed timing by using harmonic characteristic parameters of the planar linkage's output properties is developed in this paper.
研究了利用机构输出特性的谐波特征参数进行带有预定时标连杆轨迹优化尺度综合的方法。
In this paper, a study is made onthe 2.5 axes NC-EDMMILLING. The validity and necessity of the process is discussed. Moreover, the calculating method and example of tool path generation is presented.
对2.5轴数控电火花仿铣加工进行了研究，讨论了该工艺的有效性和必要性，并给出了电极轨迹的计算方法和实例。
In this paper, a study is made onthe 2.5 axes NC-EDMMILLING. The validity and necessity of the process is discussed. Moreover, the calculating method and example of tool path generation is presented.
对2.5轴数控电火花仿铣加工进行了研究，讨论了该工艺的有效性和必要性，并给出了电极轨迹的计算方法和实例。
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