基本释义:

轴埋头孔[锥口孔]

网络释义

1)shaft counterbore,轴埋头孔[锥口孔]

2)countersink,埋头锥孔

3)counterbore

[kaunt?'b?:],沉头孔，锥口孔，沉头钻孔

4)countersink,钻埋头孔

5)countersunk,打埋头孔

6)counterbore

[kaunt?'b?:],埋头直孔