标准摘要
[中文适用范围]： ISO 12181 的这一部分仅规定了整体特征圆度的完整规范运算符，并且仅涵盖完整圆度轮廓，即圆类型特征的几何特征。 [外文原描述]： ISO 12181-2:2011 specifies the complete specification operator for roundness of integral features only and covers complete roundness profiles only, i.e. geometrical characteristics of features of the type circle.
英文名称Geometrical product specifications (GPS) — Roundness — Part 2: Specification operators