讨论了机床进给系统中因运动部件移动速度较低，因而产生爬行现象的自激振动机理。
This paper discusses the mechanism of self driving vibration in the machine tool feeding system.
高速高精度机床不仅要有高的主轴转速和进给速度，而且还需要具有高的主轴和进给系统运动加速度。
High speed and high precision machinery should have not only high spindle speed and high feeding speed, but also high spindle and feeding system acceleration.
针对高速精密三维激光加工系统，其核心之一是获得快速准确插补算法、高速高精伺服进给运动装置。
In regard to high-speed precise three-dimension laser processing system, One of the key points is to obtain fast and precise interpolation algorithm as well as servo drive device.
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