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.
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.
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.
作为一种高性能异步电动机传动，精确的转矩转速和位置控制对于高速电主轴来说是必需的。
As a high performance ac asynchronous motor drive system, accurate torque and position control is necessary for high-speed motorized spindle.
针对检测综合误差和振动时对主轴转速的要求，采用变频电机来控制主轴转速，以满足系统对转速的要求。
In this system, the variable frequency motor is applied to meet the requirement of low speed to check the compositive error and high speed to measure the vibration.
针对检测综合误差和振动时对主轴转速的要求，采用变频电机来控制主轴转速，以满足系统对转速的要求。
In this system, the variable frequency motor is applied to meet the requirement of low speed to check the compositive error and high speed to measure the vibration.
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