By drilling, geologists can take measurements at various depths.
通过钻孔，地质学家可以在不同深度测量。
A highly inflammable liquid escaped into the drilling equipment.
一种高度易燃的液体漏进了钻孔设备。
The decision to allow more offshore oil drilling angered some Californians.
这个允许更多海底石油钻探的决定激怒了一些加利福尼亚人。
Drilling will continue on the site to assess the dimensions of the new oilfield.
钻探还将继续在现场进行以估测新油田的大小。
A group of senators plans to filibuster a measure that would permit drilling in Alaska.
有些参议员计划用冗长的发言来阻挠允许在阿拉斯加钻井的提案。
For those uninitiated in scientific ocean drilling, the previous record was a little over 4 km.
可以告诉没有海洋科学钻探知识的人，先前的纪录是四公里过一点儿。
I found that the sound of drilling can evoke deep worry in dental patients.
我发现钻牙的声音会使牙科患者深感忧虑。
Now portable drilling machines are set up and are then dismantled and removed.
现在便携式钻机安装之后，要被拆卸移除。
Permanent towers, called derricks, used to be built to handle the long sections of drilling pipe.
被称为井架的永久性的塔，过去是为处理长距离钻探管道而建的。
It may be in a pool too small or too far from a potential market to justify the expense of drilling.
可能是储存它的池子太小，或与潜在的市场相距太远，因而钻井费用过高，不适宜开采。
Research from the exhaustive study of groundwater from over 950 drilling logs has just been published.
从950多篇钻井日志中产出的对地下水问题的详尽研究刚刚发表。
Some oil lies under regions where drilling is forbidden, such as national parks or other public lands.
有些石油位于禁止钻探的地区之下，如国家公园或其他公共土地。
In the days following, samples of solid gypsum were repeatedly brought on deck as drilling operations penetrated the seafloor.
在接下来的几天里，随着钻探作业深入海底，固体石膏样品被不断地被带上甲板。
These structures had been detected years earlier by echo-sounding instruments, but they had never been penetrated in the course of drilling.
这些结构在早些年曾被回声探测器探测到，但是它们从未被钻探过。
Previous drilling of wells could only reach depths of 1,000 feet, but due to new pumping practices, water deeper than this can now be extracted.
以前钻井深度只能达到1000英尺，但由于有了新的抽水方法，现在可以抽取比这更深的水。
Offshore drilling platforms extend the search for oil to the ocean's continental shelves—those gently sloping submarine regions at the edges of the continents.
海底钻井平台将寻找石油的区域延伸到了海洋大陆架——大陆边缘那些平缓倾斜的海底区域。
Elsewhere in Antarctica, Russian researchers boast of their recent discovery of a freshwater reserve the size of Lake Ontario after drilling through miles of solid ice.
在南极洲的其他地方，俄罗斯研究人员炫耀他们最近在钻穿数英里厚的冰层后，发现了一个面积如安大略湖的淡水区。
It is building its second ice-breaking ship and setting up research drilling operations on an ice dome 13,422 feet above sea level that is one of the planet's coldest places.
它正在建造第二艘破冰船，并在地球上最冷的其中一个地方——海拔13422英尺的冰穹上进行研究钻井作业。
More than one-quarter of the world's oil and almost one-fifth of the world's natural gas come from offshore, even though offshore drilling is six to seven times more expensive than drilling on land.
全球超过四分之一的石油和近五分之一的天然气来自近海，尽管近海钻探的成本是陆地钻探的六到七倍。
These programs are done by organizations such as the International Association of Drilling Contractors or International Well Control Forum.
这些项目是由国际钻井承包商协会或国际井控论坛等组织完成的。
钻探垂直孔。
But drilling such Wells takes months.
但钻这二口井将耗时数月。
The workers were drilling holes on a road.
工人们在道路上钻孔。
Maybe Adam Guettel, but he supports drilling.
亚当葛特或许能与之一较高低，但他支持演练。
The salt often shifts and closes up after drilling.
钻探后，盐物质会经常移动并堵塞钻口通道。
Barack Obama now says he is open to offshore oil drilling.
巴拉克·奥巴马现在说，他对海上石油钻井是不限制的。
Against drilling in the Arctic National Wildlife Refuge.
反对在北极国家野生动物保护区进行石油开采。
Neither shopping nor drilling is the solution to our problems.
购物与钻探都不是我们问题的解决之道。
And 46% of Americans still favored expanded offshore drilling.
而且现在仍然有46%的美国人支持海上钻探。
And 46% of Americans still favored expanded offshore drilling.
而且现在仍然有46%的美国人支持海上钻探。
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