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本文仅对加强螺纹牙底,主要着重于牙底圆弧R进行一些分析和讨论,并对加强螺纹牙底圆弧公差带的概念及公差带上极限尺寸的确定和特征R计算公式的推导谈点意见。
This article only to strengthen the thread bottom, the main focus on the dental arch R for some analysis and discussion, and to strengthen the concept of the thread bottom tolerance band tolerance and tolerance band to determine the size and characteristics of the formula for the calculation of R Click comments.