Approximately 4.5% of the available cropland and cropland pasture acreage base is used in meeting the advanced biofuel mandates.

在可用的耕地与耕地牧地基数中，大约4.5%被用来满足对先进生物燃料的强制性要求。

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Approximately 4.5% of the available cropland and cropland pasture acreage base is used in meeting the advanced biofuel mandates.

先进生物燃料产量的增量将占用可用耕地与耕地牧地面积基数中的4.5%。

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Individual advanced biofuel producers have achieved milestones toward commercial development of a diverse array of feedstock and technology combinations.

个别的先进生物燃料生产商已经达到各种给料和技术组合的商业化开发里程碑。

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Meanwhile, the recent commissioning of first-of-kind facilities from advanced biofuel producers KiOR and INEOS Bio are strong indicators of a maturing cellulosic biofuels industry.

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Just last week, our Air Force -- our own Air Force -- used an advanced biofuel blend to fly a Raptor 22 -- an F-22 Raptor faster than the speed of sound.

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We are providing the most efficient and technologically advanced fuels, including some biofuel blends which are not currently available on our forecourts.

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