Home / Standards / GB/T 34874.1-2025 GB/T 34874.1-2025 Active Geometrical product specifications (GPS)—X-ray three dimensional size measuring machines—Part 1: Vocabulary 产品几何技术规范（GPS） X射线三维尺寸测量机 第1部分：词汇 Standard Type GBT ICS 17.040.30 CCS J04 Status 现行 Issue Date 2025-03-28 Implementation 2025-03-28 Responsible Dept 国家标准委 Drafting Unit N/A