Such systems consume almost no conventional fuel at all.

这种系统几乎不消耗任何传统燃料。

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The only heating is a wood-burning stove; such are the insulating properties of straw that fuel bills could be 20% of those of conventional homes.

唯一的取暖设施是烧木头的火炉使用的稻草是绝缘特性的稻草燃料只需要传统的家庭使用的燃料的20%。

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That means the average hydraulic hybrid would save more than 5,800 gallons of diesel fuel each year over a conventional diesel.

这就意味着一辆普通的液压混合动力车比一辆传统的柴油车每年将节省5800加仑的柴油。

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In road testing a hydraulic hybrid truck in suburban Detroit, Michigan, the EPA found the vehicle used 40 to 50 percent less fuel than conventional diesel trucks while reducing carbon emissions by one third.

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There is no hope for any hydrotreated fuel to come anywhere near conventional diesel or jet fuel prices.

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With conventional fuel prices high and rising, Pag couldn't have picked a better time to take on the challenge.

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