给定一组初位置和初速度即可算得卫星运行轨道根数，并转换为惯性坐标系下的三维轨道显示，同时做出了二者机械能和动量矩的比较。(Given a set of initial positions and initial velocities, we can get the number of satellite orbit and transform it into 3D orbit display under inertial coordin