If oil got into the production pipe from the bottom, then barriers that would have impeded its flow up the cavity around that pipe would have made little difference.

如果油流从油井底部进入到生产管线内，这个环绕在生产管线外部的阻隔体对阻止油流上升能起多大作用呢，两者的差异将会非常小。

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The report indicates that a bad cement seal on the oil well allowed gas and other liquids to flow up the production pipe.

这份报告表示，油井上一个有问题的水泥塞使得天然气和其他液体通过生产管道涌向海面。

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The first oil production is expected in 2011, though the peak flow of 150, 000 barrels a day for up to 25 years may only be reached by 2015.

石油生产预计将于2011年开始，然而日产15万桶并持续25年的高峰期要到2015年才到来。

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Although the company has grown its oil and gas production and operating cash flow, it has taken a lot of new debt and common equity raising to accomplish these growth objectives.

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The United States still needs to ensure the free flow of oil, because a stop in production will cause prices to spike on global markets, affecting the entire planet.

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Offshore oil production could help refill the pipeline just when the flow from the North Slope is projected to reach critical lows.

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