The optimum ma-chine index (ration of screen acceleration to acceleration due to gravity) can be adjusted to each particular application by means of the variable out-of-balance force.
对于每一个具体的应用案例。可以通过调节偏心力获得最优的设备运行参数{筛分加速度和重力加速度的比值！
2
CAD variable geometric method was put forward to solve the velocity and acceleration of planar multi-DOF mechanism of robot arms.
提出求解机器人臂平面多自由度机构的速度和加速度的CAD变量几何方法。
3
The coupling variable can be displacement , velocity or acceleration.