阿拉斯加北坡油田的开发，以及阿拉斯加地区输油管道的建设，就是在新石油资源的勘探中涉及到巨额开支和巨大困难的例子。
The development of the oil field on the North Slope of Alaska and the construction of the Alaska pipeline are examples of the great expense and difficulty involved in new oil discoveries.
科赫家族在阿拉斯加、德克萨斯和明尼苏达经营石油精炼业务，拥有近四千英里长的输油管道。
The Kochs operate oil refineries in Alaska, Texas, and Minnesota, and control some four thousand miles of pipeline.
石油巨头英国石油公司股价下跌1.9%，至483.15便士，该公司掌握大多数股权的阿拉斯加输油管道出现泄漏，导致产量减少。
BP Plc, the U.K. oil company that's the largest shareholder in the Trans-Alaska Pipeline System, fell 1.9 percent to 483.15 pence after a leak closed the network.
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