泡沫材料可以使液体燃料流经油管，减少由于凝结和蒸发造成的汽油损失。
The foam allows the liquid fuel to pass through the gas lines, and conserves gasoline lost due to condensation and evaporation.
布什说，“艾克”飓风使得墨西哥湾沿岸炼油厂和输油管道运转中断，造成汽油涨价，全国各地民众加油的费用因此增加。
He says across the country, Americans are paying more for gasoline - the result of storm-caused disruptions in the operations of refineries and pipelines along the Gulf Coast.
俄罗斯在修建通向欧洲的石油管道，但是它自己国家的许多地区却没有汽油甚至石油管道。
Russia is building pipelines to Europe but much of its own country has no gas or even plumbing.
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