The calculative precision of the cutting breadth has a significant effect on the machining precision and the machining efficiency for free-form surface machining.
在自由曲面加工中，行距的计算精度直接影响着曲面的加工精度和加工效率。
The step error and line error of free-form surface of projecting NC machining were analyzed.
分析了自由曲面三坐标投影法数控加工的步长误差和行距误差。
The aim of this dissertation is to perform complex free form surface modeling by choosing appropriate methods, then it can satisfy the requirements of numerical control machining.
本文的出发点是通过选用适合方法对复杂自由曲面进行造型，满足曲面数控加工的需要。
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