只有两个参数可以修改，在实时控制过程：进给速度和主轴转速。

Only two parameters can be modified during the real-time control process: feedrate and spindle speed.

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主轴的进能量和转速是通过选速杆使主轴箱中的适当齿轮相啮合而控制的。

Spindle feeds and speeds are controlled by selector levers which engage the proper gears in the drill head.

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提出一种实用的通过主轴转速寻优调整对再生型切削颤振进行自动控制的方法。

An applicable method to control regenerative cutting chatter automatically based on the optimal regulation of spindle speed is introduced.

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