1) base level pitch diameter
基面中径
1.
Assessing methods for uncertainty in measurement of cone-shaped thread base level pitch diameter are researched and analyzed,on the basis of which the source,the measurement method and the computing formula of uncertainty in measurement of base level pitch diameter are particularly dissertated.
分析了圆锥外螺纹基面中径的测量不确定度的各种评定方法,在此基础上论述了基面中径测量不确定度的来源、测量方法及计算公式,最后通过实验数据,对基面中径的测量不确定度的评定方法进行了实例分析。
2) basic pitch diameter
基本中径
3) radius of ball surface
球基面半径
5) reference surface diameter
基准面直径<光>
6) radial basis function center
径向基函数中心
补充资料：中径
1.犹直径。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条