This paper introduces several methods to reduce error of step by step motor open loop servo system in numerical controlled machine tools.
本文介绍了减少数控机床步进电机开环伺服系统误差的几种方法。
Error compensation technology of numerical controlled machine tool is an effective way in improving the processing precision of numerical controlled machine tool.
数控机床误差补偿技术通过设计和制造途径消除或减少数控机床可能的误差源，是提高数控机床加工精度的有效途径。
The problem of the numerical controlled machine going back reference point is debated in this paper.
本文讨论了数控机床归基准点的问题。
The problem of the numerical controlled machine going back reference point is debated in this paper.
本文讨论了数控机床归基准点的问题。
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