Home / Standards / GB/T 40731-2021 GB/T 40731-2021 Active Method of test and evaluation for lost motion of precision reducer 精密减速器回差测试与评价方法 Standard Type GBT ICS 21.200 CCS J17 Status 现行 Issue Date 2021-10-11 Implementation 2022-05-01 Responsible Dept 国家标准委 Drafting Unit N/A