The production practice verifies that the cutting tool is suitable for heavy duty copyingturning.
生产实践表明，这种车刀能适应强力仿形车削的要求。
2
If you choose to do that, consider turning off JFS logging on your new file system before you start copying to it.
如果这样做，需要在新文件系统上关闭JFS日志，然后才能开始复制。
3
The design of copying wheel is given too. Combined microcomputer control and hydraulic copying technique, an engine lathe is retro fitted into an automatic lathe to turning such kind of workpiece.