Rockets in the sky 蓝天中的火箭兵 ; 火箭兵在空中
Birds and Rockets In-flight 令人头疼的啄木鸟
houston rockets in america 在美国休斯敦火箭队
he IS IN THE ROCKETS 他在火箭队
Using liquid hydrogen and oxygen in rockets will provide major advantages for landing astronauts on the moon.
以液氢和液氧为燃料的火箭将为宇航员登陆月球提供尤其重要的有利条件。
They are in a condition of weightlessness. And this is why, in rockets and space capsules, weightless astronauts and objects float about in the air.
这就是为什么在火箭和宇宙飞船里,失重的宇航员和物体会在空中漂浮。
Anyway, who would want to fire streams of rockets in a populated area?
不管怎样,谁会想在人口稠密的地区发射火箭呢?
There were new designs for the plane's rocket engine, landing equipment and the small rockets needed to move it in space.
VOA: special.2010.07.07
The rockets, normally released before returning to Earth, could help keep a loose heat shield in place.
VOA: special.2009.06.17
It blames the Palestinian group for positioning fighters and rockets in civilian areas.
VOA: special.2009.01.10
应用推荐