China 'GB/T 34634-2017
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 34634-2017
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
Issued Date:2017-09-29
Implemented Date:2018-04-01
Issued by:
The Standardization Administration of the People's Republic of China