All the satellite needs in order to move in its orbit is the initial speed given it by carrier rocket.

卫星要在其轨道上运行所需要的只是由运载火箭给它的初速度。

youdao

All the satellite needs in order to move in its orbit is the initial speed given it by carrier rocket.

卫星要在其轨道上运行所需要的只是由运载火箭给它的初速度。

youdao