But drilling such Wells takes months.
但钻这二口井将耗时数月。
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。
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。
Drilling into such an oil or gas reservoir presents a risk of the fuels shooting upward in an explosive and uncontrolled way.
在这样的压力环境下钻探石油或天然气，很可能会造成石油以无法控制的爆炸性的方式喷涌而出。
Some in the industry have said a company with such a strong focus on deepwater drilling should have had much better contingency plans for dealing with an underwater oil leak at this depth.
一些业内人士说，像这样一家如此关注深海钻井的公司应该有一套应付在这个深度的水下石油泄露的更好的紧急计划。
The researchers say that such a device could be used to protect isolated spots in the ocean-like drilling platforms or low-lying islands-or coastal regions vulnerable to tsunamis.
研究者表示，这样一个装置可被用来保护大洋中的孤岛，比如石油钻井平台，或是低洼岛屿，或者容易遭受海啸袭击的地区。
Such “drilling”, however, may require numerous warplanes and inflict great damage on the surrounding area.
然而，这种“钻孔”的方式需要投入大量作战飞机，而且会对周边地区造成巨大破坏。
It makes sense for big Western oil companies to get out of such an unprofitable business and put the capital into exploration and drilling.
对于西方大型石油公司来说，从这样无利可图的行业中退出，转而将资金投入到勘探开发和钻井行业中是十分明智的。
Robots efficiently carry out such routine tasks as welding, drilling, and painting automobile body parts.
机器人能有效地做那些重复性的劳动，如焊接、钻孔和为汽车零部件喷漆。
With such an early and intense drilling, the habit soon becomes second nature, effortless and unconscious.
从小就开始如此激烈的训练，习惯就变成了第二自然的、下意识的行为，根本不用费多大劲。
Gas drilling projects, such as Jonah Field, impede pronghorn migration, and new homes restrict corridors to no more than a few hundred yards wide in places.
乔纳气田这样的天然气钻探项目妨碍了叉角羚的迁徙，一些地方的新住房把叉角羚走廊缩小到不足几百米宽。
Such concerns have blocked new drilling in Alaska's Arctic waters since 2003, despite a steep decline in oil production in the state and intensive lobbying by oil companies.
2003年以来，尽管阿拉斯加石油产量急剧下降，石油公司也在积极游说，类似的担忧已经阻止了该州在北极海域开发新油井。
Pockets of the commodity sector, such as Petrobras’s deepwater drilling, do require high levels of technical expertise.
商品领域的局部行业，如巴西石油公司的深海钻探，确需高水平的技术专长。
Melting ice may also allow for mineral extraction in areas such as Canada and Russia, and drilling for oil in the Arctic.
冰川融化还可能有助于在加拿大和俄罗斯等地采矿，以及在北极圈开采石油。
The oil is considered "technically recoverable" using existing technology, but the USGS did not consider the cost of overcoming obstacles to drilling, such as permanent sea ice or deep waters.
从技术层面上来讲，利用现有的技术是可以开发（北极的）石油的，但是美国地质调查局并没有考虑为克服开采困难而产生的成本，如永久海冰以及海洋深水。
Note that some horizontal Wells are designed such that after reaching true 90-degree horizontal, the wellbore may actually start drilling upward.
请注意，一些水平井是这样设计的，在井眼倾角到达90度之后，井眼可能实际开始向上钻进。
Such "drilling", however, may require numerous warplanes and inflict great damage on the surrounding area.
然而，这种“钻孔”的方式需要投入大量战斗机，而且会对周围地区造成很大破坏。
Hard hats shall not be modified in any way, such as drilling and shall be regular inspected for visible cracks, defects and expiration date.
安全帽不能以任何方式进行修改，如钻孔并且进行定期检查以确定是否有明显的裂纹，缺陷和有效期。
Water well drillers may specialize in a specific method of drilling, such as cable, rotary, auger, hammer or reverse circulation drilling.
水井钻井工可能会专注于一个特定的钻探方法，如电缆，旋转，钻，锤或反向循环钻探。
Learning such as drilling, drilling and the deep to find the essence of knowledge. Learn to climb, and then walk.
学习如钻探石油，钻得愈深，愈能找到知识的精髓。先学爬，然后学走。
Learning such as drilling, drilling deeper, more able to find the essence of knowledge. Learn to crawl before you go.
学习如钻探石油，钻得愈深，愈能找到知识的精髓。先学爬，然后学走。
Set up and operate machine tools to perform repetitive machining operations, such as turning, milling, drilling, boring, planing, honing, broaching, grinding or other machining operations.
安装和操作机器工具来执行反复加工操作，如车，铣，钻，镗，刨，珩磨，拉削，磨削或其他加工业务。
Thus in an operation such as drilling or punching, the positioning and cutting take place sequentially.
因此在一个操作中，如钻或冲孔操作先定位在加工。
Drilling on inclined surfaces has such problems as the decrease of hole accuracy and damage of tools compared with the drilling on flat surfaces.
斜面上钻孔与平面上钻孔相比，由于加工初期条件差，孔的相对位置精度低，刀具更容易折损。
May provide other drilling services, such as repair or dismantling of existing water well structure, elevator shaft drilling and hydro pole drilling.
可能会提供其他的钻井服务，如维修或拆除现有水井结构，电梯井钻井和水力极钻井。
David: How can the machining centers perform so many operations, such as milling, drilling, or boring?
大卫：加工中心怎样执行这么多的操作，比如铣、钻或镗？
Lisa: Yes, of course. A machining center can perform various functions, such as milling, boring, drilling, tapping and reaming.
丽莎：是的，当然。加工中心能执行各种功能，比如铣、镗、钻、攻螺纹和铰削。
The other components of the case such as the rotating bezel also require a hand finish, particularly for drilling the screw thread and polishing.
表壳的其它部件，如旋转表圈等，同样须用人手处理，特别是钻螺丝内牙和抛光。
The other components of the case such as the rotating bezel also require a hand finish, particularly for drilling the screw thread and polishing.
表壳的其它部件，如旋转表圈等，同样须用人手处理，特别是钻螺丝内牙和抛光。
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