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随着科技的不断进步，机床数控化已成为我国机床制造业与机械加工业的重要发展趋势．但在选购和验收数控机床时，会遇到对其进行精度检验的问题．据此，根据改造与开发经济型数控机床的实践经验，叙述了有关数控机床精度的评定及检验方法。
With the continuous improvement of technology, CNC machine tools have become China’s machine tool manufacturing and machining industry an important trend. However, in the purchase and acceptance of CNC machine tools, will encounter the problem of its accuracy test. Accordingly, according to the practical experience of reforming and developing economical CNC machine tools, the evaluation and test methods of CNC machine tools are described.