Home / Standards / GB/T 4686-2008 GB/T 4686-2008 Active Gear shaping machines - Testing of the accuracy 插齿机 精度检验 Standard Type GBT ICS 25.080.99 CCS J56 Status 现行 Issue Date 2008-08-11 Implementation 2009-02-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A