2010-02-27 20:57:18 阅读6 评论0 字号:大中小
Burnishing Reamer : Introduction
New matching techniques require new tools, which in turn lead to new matching methods. This constant inter reaction is the driving force which ultimately leads to progress. It is this very factor that leads to continuous development of tools and machine tools. Numerical Control of machine tools represent a milestones in production methods. However the increase in operating speed now possible, together with higher precision and production and automation, also places new demands on the tools. |
|