The frequency of F roller chatter mark is 78 Hz,which is caused by stand horizontal resonance vibration.
The frequency of F roller chatter mark is 78 Hz,which is caused by stand horizontal resonance vibration.
F轧辊振纹频率为78 Hz,是由机座水平系统共振造成的;
The frequency of F roller chatter mark is 78 Hz,which is caused by stand horizontal resonance vibration.
F轧辊振纹频率为78 Hz,是由机座水平系统共振造成的;