"With demand vanishing across all key oil consuming regions, benchmark crude oil prices continue to plummet," said Merrill Lynch.

美林表示：“随着主要石油消费地区需求的不断减少，原油基准价格持续下跌。”

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The most generic refining indicators compare the cost of acquiring a benchmark crude and processing it into major products such as gasoline and diesel.

最笼统的原油提炼指标，就是比较指标原油取得成本、与加工成汽油和柴油等主要油品售价之间的差值。

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But the move didn't stop the slide. U. S. benchmark crude for December delivery fell 49 cents on Tuesday, or 0.78%, to $62.73 on the New York Mercantile Exchange.

广告不过减产决定并没有止住油价跌势，纽约商交所基准的十二月交割原油期货合约周二下跌49美分，至每桶62.73美元，跌幅0.78%。

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North Sea Brent and WTI, the two benchmark crude oils are both sweet, light.

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The price spread between Brent crude oil, the European benchmark and West Texas Intermediate crude oil, the U.S. benchmark, widened sharply because of the loss of Libyan crude oil production.

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"We need a better global benchmark for crude oil than the Brent marker, " said Torbjorn Kjus, oil market analyst at DnB NOR.

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