1) countersinking
[英]['kauntə,siŋk] [美]['kaʊntɚ,sɪŋk]
锪锥孔
2) spot facing
锪孔
1.
Mechanism of dieder spot facing on sheet material was introduced.
介绍了在板料上进行双面锪孔的机理,通过对具体零件的分析,设计出合理的冲压成形工艺方案和模具结构,模具用于生产,产品质量和生产效率得到极大提高。
3) Countersink
[英]['kauntə,siŋk] [美]['kaʊntɚ,sɪŋk]
锥面锪钻
4) countersink
[英]['kauntə,siŋk] [美]['kaʊntɚ,sɪŋk]
锥形锪钻
5) spotfacer tool
锪孔刀具
6) reverse counterboring
反锪孔
1.
A locking device and a reverse counterboring tool bar are designed, their structure and working principle are introduced.
设计了一种锁紧装置和一反锪孔刀杆，介绍了其结构原理。
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条