Home / Standards / GB/T 20317-2023 GB/T 20317-2023 Active Fused extrusion and deposition modeling machines—Testing of the accuracy 熔融挤出沉积成形机床 精度检验 Standard Type GBT ICS 25.080.99 CCS J59 Status 现行 Issue Date 2023-12-28 Implementation 2024-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A