JJG 373-1997
Verification Regulation of Four-ball Friction Testing Machine (English Version)
- Standard No.
- JJG 373-1997
- Language
- Chinese, Available in English version
- Release Date
- 1997
- Published By
- National Metrological Verification Regulations of the People's Republic of China
- Latest
- JJG 373-1997
JJG 373-1997 history
- 1997 JJG 373-1997 Verification Regulation of Four-ball Friction Testing Machine
