 |
| Chinese | English |
| 金刚石钻头冠部倒角 | crown chamfer |
| 冠部凹槽 | crown chamfer |
| 金刚石钻头冠部外形 | crown profile |
| 金刚石钻头冠顶半径 | nose radius |
| 凹形的金刚石钻头冠部 | concave crown |
| 金刚石钻头半圆形冠部 | semiround nose |
| 半圆形冠部金刚石钻头 | semiround nose bit |
| 金刚石钻头冠部 | bit crown |
| 金刚石钻头胎体冠部 | matrix crown |
|
| Chinese | English |
| 金刚石钻头冠部倒角 | crown chamfer |
| 冠部凹槽 | crown chamfer |
| 金刚石钻头冠部外形 | crown profile |
| 金刚石钻头冠顶半径 | nose radius |
| 凹形的金刚石钻头冠部 | concave crown |
| 金刚石钻头半圆形冠部 | semiround nose |
| 半圆形冠部金刚石钻头 | semiround nose bit |
| 金刚石钻头冠部 | bit crown |
| 金刚石钻头胎体冠部 | matrix crown |