Tài liệu Handbook of Machine Design P45 doc

Tài liệu Handbook of Machine Design P45 doc

Tài liệu Handbook of Machine Design P45 doc

... frequency of the system coincides with the fre- quency of rotation of the machine imbalance, it will result in severe vibrations of the machine and the support structure. Consider a machine ... number of degrees of freedom is equal to the number of masses; and if motion in a plane is of interest, the number of degrees of freedom will eq...

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