Home / Standards / GB/T 34634-2017 GB/T 34634-2017 Active Geometrical product specifications (GPS)—Measurement of linear sizes (500 mm-10000 mm) of plain workpiece—Choice of measuring instrument 产品几何技术规范(GPS) 光滑工件尺寸(500mm~10000mm)测量 计量器具选择 Standard Type GBT ICS 17.040.30 CCS J04 Status 现行 Issue Date 2017-09-29 Implementation 2018-04-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委