"钻头"是个多义词，它可以指钻头（破碎岩石的主要工具）,钻头（动画片《宇宙星神》中的角色）。
It allows for the optimization of both single bit and multiple bits of all well.
它既考虑了单只钻头、又考虑全井多只钻头的优化。
参考来源 - PDC钻头钻井参数优化模型与应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
当钻头上下钻时，要把钻孔保持在中心。
Keep the drill centred in the borehole while it ascends and descends.
为了找出钻头可能导致心跳加速的原因，Karibe 根据志愿者对看牙医的恐惧程度，将他们分为低恐惧组和高恐惧组。
To find the reason why a drill might bring on a racing heart, Karibe divided the volunteers into low fear and high fear groups based on how much they feared a trip to the dentist.
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。
We can reduce our overall drill bit production costs by devoting the Cookville factory entirely to drill bit production.
应用推荐