航空航天工程师，想制造飞机，必须遵守，加以考虑，学习，研究理解万有引力定律。
And the aeronautics engineer who wants to build an airplane has to obey, take into consideration, learn it, study and understand the law of gravity.
研究在地球万有引力场和磁场中的磁性刚体航天器在圆轨道上的混沌姿态运动。
Chaotic attitude motion of a magnetic rigid spacecraft in a circular orbit of the earth is treated.
应用推荐