To improve the efficiency decreased by feed rate in traditional nc program, a nc program optimization system is developed for rough milling process.
针对传统数控程序中进给速度固定限制加工效率的缺点，开发了面向粗铣加工的数控程序优化系统。
Through analyzing and accounting evocable error of tool's transmutation during milling process, the compensatory method to the error in NC machining has been put forward.
通过分析计算数控铣削过程中刀具变形引起的误差，提出对这种误差的补偿方法。
Nc milling machining is of importance in the machining process.
在机械加工中，数控铣削加工占有重要的地位。
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