A new method for node dividing of ellipse was presented, it can be used for mathematics preparing process of this kind of curves before programming.
提出了一个椭圆曲线节点划分的新方法，用于数控车削此类零件编程的数学预处理。
This paper analyzes the theory and the method in solving the network problem by the mathematics model of linear programming and graph theory.
分析了用线性规划、图论的方法解决网络问题的理论和算法。
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