four-bar motion 四杆运动
guide bar motion 梳栉运动
four-bar beating-up motion 四连杆打纬机构
two-side four-bar beating-up motion 双侧四连杆打纬机构
To set the vehicle in motion, the driver climbs aboard, takes hold of the steering bar and connects the engine to the bicycle.
要开动这台机器，司机得坐上座椅，操纵把手，使发动机驱动自行车。
On the basis of it, the method of establishing the mathematical model is also suitable for calculating the reliability of motion of plane multi bar linkages by changing the parameters of the model.
并在此基础上通过改变模型参数，使该建模方法同样适用于解决平面多杆机构的运动可靠性问题。
Then according to the equations of motion we have developed the dynamic stiffness matrixes of the bar element and beam element.
然后从运动方程出发推导了杆元素和梁元素的动刚度矩阵。
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