As the core parts for high speed spindle, the dynamic properties of Angle contact ball bearing has important effect on cutting performance and machining precision of whole machine.
角接触球轴承作为高速主轴的核心部件，其动力学特性对整机的切削性能和加工精度有重要的影响。
The cutting machine has the advantages of high precision, simple operation and easy grasping.
本发明的切割机具有精度高，操作简便，易于掌握的优点。
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