Home / Standards / GB/T 17851-2022 GB/T 17851-2022 Active Geometrical product specifications (GPS)—Geometrical tolerancing—Datums and datum systems 产品几何技术规范(GPS) 几何公差 基准和基准体系 Standard Type GBT ICS 01.100.20;17.040.10 CCS J04 Status 现行 Issue Date 2022-12-30 Implementation 2023-04-01 Responsible Dept 国家标准委 Drafting Unit N/A