GB/T 21947-2008

Active

Numerically milling machines for special screws - Testing of the accuracy

数控异型螺杆铣床 精度检验

Standard Type
GBT
ICS
25.040.20
CCS
J56
Status
现行
Issue Date
2008-06-03
Implementation
2009-01-01
Responsible Dept
中国机械工业联合会
Drafting Unit
中国机械工业联合会