Home / Standards / GB/T 34890-2017 GB/T 34890-2017 Active Geometrical product specification(GPS)—Acceptance and reverification tests for digital photogrammetry 3D coordinate measuring system 产品几何技术规范(GPS) 数字摄影三坐标测量系统的验收检测和复检检测 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 国家标准委