Although oil pumping into the pipeline has stopped, the residual oil in the pipe is now the main concern.

虽然向管道中泵油已停止，管道中的残油目前成为了主要关注对象。

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Applying variable frequency technique and automation control technique in intelligent oil pumping system improves the existing pumping unit.

应用变频调速技术、自动控制技术改造现有的游梁式抽油机，实现了抽油系统的智能化。

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Equipped with manual oil pumping unit.

配有手动上油装置。

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Last year saboteurs knocked out a Shell Oil pumping station in the south of the country that will take 18 months to repair.

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This turned into a crisis last January when Belarus started to siphon the oil off the pipes and Gazprom then cut the oil from pumping.

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Hurricane Katrina roared into already tight oil markets, damaging much of America's oil-pumping and -refining capacity, and another hurricane, Rita, threatened to wreak more havoc along the Gulf coast this week.

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