In attempting to solve the problems caused by a lowering of the price of oil, oil companies operating in the North Sea have taken a variety of approaches.
为了解决油价下跌带来的问题，在北海运营的石油公司采取了多种方法。
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The business is involved in oil, mining, agriculture, hotels, hospitals, finance and real estate, mostly through his operating companies Corral Group.
Oil hit a peak even before news emerged that some foreign oil companies operating in Libya would stop some production and that the country’s ports had temporarily closed.