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一、概述旋转机件的振动严重的影响着整机的运转精度和寿命给整机的工作带来了不良的经济效果。例如:一个50公斤重的转子每分钟转速8000转,在旋转半径7公分处有一个10
First, an overview of the vibration of rotating parts seriously affect the accuracy and life of the whole machine to the work of the machine has brought adverse economic effects. For example: a 50 kg weight of the rotor speed 8000 rpm, 7 cm radius of rotation at a 10