?克拉奇菲尔德钻头

Crutchfield's drill point... ... Their mathematical modeling are needful, since they are not only indispensable for CNC machining and programming, but also imperative for investigating and improving the drill point performance. 但是,需要建立它们的数学模型。这不仅是CNC加工和编程的前提,也是分析研究和提高钻尖性能的依据。 Crutchfield's drill points 克拉奇菲尔德(氏)钻头 MS: I calculated the drill point coordinates 我计算过钻孔点的坐标 ...