1) Counterbore
[kauntə'bɔ:]
尖底锪钻
2) Countersink
[英]['kauntə,siŋk] [美]['kaʊntɚ,sɪŋk]
平底锪钻
3) Piloted counterbore
带导柱平底锪钻
4) Spiral-flute counterbore (or core drill)
螺旋槽平底锪钻
5) countersink drill
锪钻
1.
Improvement and optimization of titanium alloys countersink drill;
钛合金锪钻改进与优化设计
6) Shank counterbore
带导柱的平底锪钻
补充资料：钻牛角尖
1.犹言钻牛角。
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