Home / Standards / GB/T 24637.2-2020 GB/T 24637.2-2020 Active Geometrical product specifications (GPS)—General concepts—Part 2: Basic tenets, specifications, operators, uncertainties and ambiguities 产品几何技术规范(GPS) 通用概念 第2部分:基本原则、规范、操作集和不确定度 Standard Type GBT ICS 17.040.30 CCS J04 Status 现行 Issue Date 2020-04-28 Implementation 2020-11-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委