This is orbit mechanics
所有跟贴·加跟贴·新语丝读书论坛
送交者: 唐好色 于 2007-01-22, 19:22:59:
回答: Then move in the same difference and reduce speed in front of the target 由 HunHunSheng 于 2007-01-22, 13:39:04:
If you lose energy you speed up and go down. If you gain energy, you slow down and go up. Either way, you can't stay in the same orbit.
所有跟贴:
加跟贴