| 释义 |
drill bit
释义
钻头：用于钻孔的工具，通常由金属制成，具有尖锐的切削边缘。
例句
1·We can reduce our overall drill bit production costs by devoting the Cookville factory entirely to drill bit production.
我们可以通过把 Cookville 工厂全部投入到钻头生产中来降低钻头生产成本。
2·The drill bit breaks through the wall and he smiles.
当钻头钻通了墙后，他高兴地笑了。
3·To deepen a wellbore with the drill bit . To drill ahead.
用钻头加深井眼，往深处钻进。
同义词
[机][地质]钻头，[矿业]钎头；强钻头
bore bitdrill head
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