free flight rocket 无控火箭
free-flight rocket 无控火箭
rocket flight 火箭飞行
rocket-boosted flight [航] 火箭助推飞行
rocket-belt flight 单人火箭飞行
rocket flight aerodynamics [航] 火箭飞行空气动力学
rocket-powered flight 火箭动力飞行
manned cargo ballistic rocket flight 人控载货弹道火箭飞行
rocket flight test measurement 火箭飞行试验测量
This is the final flight for the world's most travelled rocket ship as the shuttle program draws to a close after 30 years.
这是这艘世界上飞行次数最多的火箭飞船的"绝唱之旅"，也宣告近30年的美国航天飞机项目即将终结。"
NASA needs good weather to launch Ares I-X because engineers need to see the rocket flight all the way through first stage separation, which will mark the end of the test.
NASA需要好天气来发射战神I-X，因为工程师们要在第一级火箭分离前观测火箭飞行全过程，第一级火箭分离标志着试飞的结束。
The rocket made its first flight in 2004 and is capable of launching payloads of up to 24 tons into low-Earth orbit and 11 tons toward the geosynchronous orbits used by communications satellites.
重型火箭在2004年进行首次发射，它可以将24吨重的负载发送到低地球轨道，也能将用于通讯卫星的11吨重的载荷送入地球同步轨道。
By November,nineteen sixty-seven, the moon launch rocket,Saturn Five, was ready for a test flight.
VOA: special.2009.07.08
Five hours after the explosion, flight controllers advised firing the rocket for thirty-five seconds.
VOA: special.2009.07.22
And we hear about the test flight of NASA's newest rocket.
VOA: special.2009.12.30
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