The principle of choosing rough machining cutters for the concave contour milling is introduced, and the program for choosing the best milling cutters for concave contour is designed by means of C++.

• 介绍了铣削工件凹轮廓用粗加工刀具的选择原则,采用C++语言设计了加工凹轮廓的最佳铣削刀具选择程序。