本文还进行了轴承刚度值对轴系耦合振动特性的影响的研究。
The effect of bearing stiffness on the performance of coupled vibration is also investigated in this paper.
利用灰色系统理论对试验数据进行分析，找出了对轴承振动速度值影响比较大的参数。
We use grey system theory to analyze the experimental findings and found out the parameter which mostly affects the vibration velocity of tapered roller bearing.
从而降低了轴承的振动和噪音，使其50%以上达到Z2组振动值要求，满足了轴承市场的需要。
Vibration value and noise of bearing are reduced, over 50% bearing's vibration value achieve Z2 grade, need of bearing market is satisfied.
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