This method is to compare the general motion of a rigid body with the force systems in space and the central axis equation of the force systems in space has been derived beforehand.
这个方法就是将刚体一般运动与空间一般力系进行类比，而一般力系的中心轴方程是巳知的。
The screw axis equation of the general motion of a rigid body has been derived by means of a comparison method.
本文用比拟法推得了刚体一般运动的螺旋轴方程。
The general motion equation of rigid body in gyroscopic theory is used to analyze the motion of double universal joint in the transmission system of engineering mechanism vibration grinder.
用陀螺理论中刚体一般运动的方程对汽车、工程机械、振动磨机等系统中传动系的双万向节进行了运动分析。
The moments of momentum of plane motion rigid body in three different situations are analyzed and discussed and general form of equation of moment of momentum is obtained.
对三种情况下平面运动刚体的动量矩进行了分析和讨论，得到一般形式的动量矩方程。
Secondly, a real number quaternion transformation is used to study the general motion of a rigid body and the relative motion of several rigid bodies;
其次，得到了刚体和一般运动中的实数四元数形式的姿态方程式和位移方程式。
Secondly, a real number quaternion transformation is used to study the general motion of a rigid body and the relative motion of several rigid bodies;
其次，得到了刚体和一般运动中的实数四元数形式的姿态方程式和位移方程式。
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