set ring meaning in English

定位圈

Specification for plain setting rings for use with internal diameter measuring machines - inch units
内径测量机械用平面调整环.英制单位
Specification for plain setting rings for use with internal diameter measuring machines - metric units
内径测量机械用平面调整环.米制单位
Go ring gauges and setting ring gauges from 1 mm up to 315 mm nominal diameter for use in precision engineering
精密技术用的标称直径1至315mm的过端环规和校对规
General - purpose go ring gauges and setting ring gauges for pneumatic length measuring instruments from 1 mm up to 315 mm nominal diameter
气动长度测量仪用标称直径1至315mm的通用过端环规和
Screw setting gauges for measuring instruments for iso metric screw threads ; setting plug gauges and setting ring gauges from 1 to 100 mm nominal thread diameter
Iso米制螺纹测量仪器用螺纹标准量规.螺纹标称直径1mm