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
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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