Home / Standards / GB/T 17421.2-2016 GB/T 17421.2-2016 Abolished Test code for machine tools—Partie 2: Determination of accuracy and repeatability positioning numerically controlled axes 机床检验通则 第2部分:数控轴线的定位精度和重复定位精度的确定 Standard Type GBT ICS 25.040.20 CCS J50 Status 废止 Issue Date 2016-04-25 Implementation 2016-11-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A