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本文研究了参考样板的制造方法(磨削加工)和可能达到的精度。一、概述使用感触式表面粗糙度量仪时,要对仪器进行校验。因此一些国家都备有所谓
This article examines the method of making reference samples (grinding) and the possible accuracy. First, an overview of the use of touch surface roughness measuring instrument, the instrument to be verified. So some countries have so-called