首先，利用坐标变换将机器人在三维空间中的运动映射到二维平面上；
The coordinate transformation is used to translate the motion of 3D environment into a plane.
将二电子原子在三维空间中的运动转化为单电子原子在六维空间中受广义库仑力作用的运动。
The equation of motion of two-electron atom in 3-D space is transformed into that of one-electron atom in 6-D space, subjected to generalized Coulombic potential.
相对板块运动不能表明板块各自的运动速度，绝对板块运动才能表明板块在不动的地球空间中的运动速度。
Relative plate motion can not demonstrate the motion velocity of individual plate, while absolute plate motion can show the motion velocity in the stationary geospace.
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