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。

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BP's business strategy depends on its ability to keep pushing the frontiers of oil exploration: drilling the world's deepest Wells and probing the corners of the Arctic for deposits.

BP的商业战略是依靠在石油开发领域不断拓展的能力：钻探世界上最深的油井，在北极圈各个角落勘探石油。

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But the operation involves drilling thousands of Wells a year and requires a staff of 7,000 engineers.

但是这一行动包括每年钻井数千个，以及需要7000名工程师。

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Though the plant continued pumping gas from existing wells, the strike halted drilling of new wells and froze the site's fracking program, said the three employees.

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Some states require natural-gas companies use technology to capture gas during the construction and drilling of wells.

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The relief wells require drilling to depths of perhaps 2 -3 miles, hence the seemingly long schedule for their expected completion.

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