Release Time:2020-02-19 Hits:
First Author: Fuji Wang
Disigner of the Invention: 钱宝伟,贾振元,付饶,马建伟,郭会彬
Application Number: CN201611128790.7
Authorization Date: 2016-12-09
Authorization Number: CN106736869A
Prev One:抑制复材制孔时刀具磨损的侧向内冷孔设计方法
Next One:一种阶梯微齿双刃带钻锪一体钻头