Home / Standards / GB/T 34881-2017 GB/T 34881-2017 Active Geometrical product specifications (GPS)—Guidelines for the evaluation of coordinate measuring machine (CMM) test uncertainty 产品几何技术规范(GPS) 坐标测量机的检测不确定度评估指南 Standard Type GBT ICS 17.040.30 CCS J04 Status 现行 Issue Date 2017-11-01 Implementation 2018-05-01 Responsible Dept 国家标准委 Drafting Unit N/A