GB/T 40742.1-2021
产品几何技术规范(GPS) 几何精度的检测与验证 第1部分:基本概念和测量基础 符号、术语、测量条件和程序
Geometrical product specifications (GPS)—Geometrical precision verification—Part 1:Basic concept and measurement—Symbol, terminology, measuring conditions and procedures
GBT40742.1-2021, GB40742.1-2021