...续航时间 cruise duration; cruise duties; druation of flight; duration of flight; flight duration; flight endurance; mission duration; time of endless; time of endurance 续航时钟 elapsed time clock .
This gives the Joint STARS aircraft higher operational altitude and longer missionduration, 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。
2
As for missionduration 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。
3
To counter these effects on a long-durationmission, say, Mars, astronauts will certainly need to create their own artificial gravity.