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.
你得把这个钻头拆开。
我们家中所使用的无线手提工具，比如真空吸尘器、手电筒、钻头和锯，都来自于早期太空项目里的技术。
The cordless, hand-held tools we use in our homes, such as vacuum cleaners, flashlights, drills and saws came from the technology of these early space programs.
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.
卡里比表示，了解大脑对牙医钻头声音的反应可以帮助科学家找到让病人更放松的方法，因为担心去看牙医的病人可能会一直推迟去看牙医。
Understanding how brains reply to the sounds of dentists' drills could help scientists find ways to make patients more relaxed, according to Karibe, because patients who worry about going to the dentist might keep putting off their visits.
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.
其它通用工具包括螺丝刀，可调节的滑头钳和钻头。
Other general-use tools with applications in electric power wiring include screwdrivers, adjustable slip-joint pliers and drills.
当钻头钻通了墙后，他高兴地笑了。
比如我用的钻头坏了？
我们正在试验他们设计的钻头。
冰立方增强型热水钻的钻头从冰层中显露出来。
The drillhead of IceCube's Enhanced Hot Water Drill emerges from the ice in a December 2010 picture.
下一次我们将用什么钻头?。
钻头末端是空的。
新的钻探泥浆(用于在操作时冷却钻头)也在开发中。
Also in development are new drilling muds that cool the drill bit during operation.
然后，钻孔机钻头压断了我的后背，我痛的几乎麻木了。
Then I felt the numbing pain of the auger bit crushing my back.
他其实就是一个工具推销者，卖钻头给开采石油的公司。
He was a tool pusher essentially, sold drill bits to oil-drilling companies.
无绳钻头：一个12伏型号的将会处理大部分钻井任务。
Cordless drill: a 12-volt model will handle most drilling tasks.
使用电钻时板墙筋之间的空隙刚刚能容下6英寸的钻头。
I was just able to fit my drill and 6-inch bit between the studs.
工具：你的爱人的金刚石钻头丢了或者坏了，你发现了吗？
With Tools: Did you notice your honey lost or broke his diamond drill bit?
钻头可以在飞机引擎部位打孔，帮助人们出行和货物运输；
Those drills may punch holes in airplane engine parts, and thus help produce transportation for people and goods.
在工业上，激光被用来作为锯和钻头，而且它永远不会变钝。
In industry, lasers are the saws and drills that never get dull.
利用Dremel工具和小钻头，在塑料外壳上钻一个小孔。
With a Dremel and small bit, make a small hole in the plastic housing.
可以在公共场合争论，但是一起将钻头和自助安装的衣柜带回家。
Argue in public but come home with drill bits and a self-assembly wardrobe.
主要产品是钻头和螺杆，我们提供几乎所有型号和结构。
Main products are drill and screw, which almost cover all the sizes and configurations.
他是铁匠街的最后一名铁匠，打造类似铁撬棍、锤头、锉刀和钻头的铁器。
Hung is the last blacksmith on Blacksmith Street forging heavy iron goods like crowbars, hammer heads, files and drill bits. (Justin Mott/The International Herald Tribune)
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。
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.
但相比那些坐在牙科医生的椅子上嘴里塞着钻头的人，使用牙线是件值得庆祝的事。
But compared to sitting in a dentist's chair with a drill in your mouth, flossing is a joyful celebration.
但相比那些坐在牙科医生的椅子上嘴里塞着钻头的人，使用牙线是件值得庆祝的事。
But compared to sitting in a dentist's chair with a drill in your mouth, flossing is a joyful celebration.
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