The new method is combined with the RP techniques and change the usual method of form entity by adding material to form finestra by resecting material.

• 结合RP技术的特点,变常规的使用RP技术进行加材料成形为减材料成形,笔者提出了一种基于RP技术的异形深小孔加工技术,并详细介绍了系统的工作过程。