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
The balance and ration of equity structure concerns with the perfection of the firm mechanism of governance directly, and then influences the management performances of firms.