drill bit [机] [地质] 钻头 ; [矿业] 钎头 ; 强钻头 ; 钻嘴
drill bit Taylor 大兵保镖 ; 钻头泰勒 ; 廉价保镖 ; 影片原名
diamond drill bit 金刚石钻头
drill bit gage loss 钻头直径磨损量
drill bit gauge 钻头角度规
drag drill bit 刮刀钻头
flat drill bit 扁钻头
drill bit run 钻头行程
diamond drill bit matrix 金刚石钻头胎体
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。
Assemble drill to break through the first layer of crust, the crew deploys a steel pipe with an 11-inch-wide drill bit at the bottom.
为了突破第一层地壳，船员们使用底部装有11英寸宽的钻头的钢管。
Also in development are new drilling muds that cool the drill bit during operation.
新的钻探泥浆(用于在操作时冷却钻头)也在开发中。
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