This gives the Joint STARS aircraft higher operational altitude and longer mission duration, while significantly reducing the maintenance burden of the older engines.

这使联合星飞机飞得更高，延长执行任务的持续时间，同时大大降低了旧发动机的维护负担。

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As for mission duration under powered space flight, Deep space 1 gets to keep that record for another few months until Dawn eclipses that record as well on August 10.

在动力航天的任务期限内，深空1号保持了几个月的记录，直到8月10号曙光号改写了记录。

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As for mission duration under powered space flight, Deep space 1 gets to keep that record for another few months until Dawn eclipses that record as well on August 10.

在动力航天的任务期限内，深空1号保持了几个月的记录，直到8月10号曙光号改写了记录。

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