Home / Standards / GB/T 6320-2008 GB/T 6320-2008 Active Mechanical dial comparators 杠杆齿轮比较仪 Standard Type GBT ICS 17.040.30 CCS J42 Status 现行 Issue Date 2008-02-28 Implementation 2008-08-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A