JJG 250-1990
Electronic Voltmeter (English Version)
- Standard No.
- JJG 250-1990
- Language
- Chinese, Available in English version
- Release Date
- 1990
- Published By
- National Metrological Verification Regulations of the People's Republic of China
- Latest
- JJG 250-1990
JJG 250-1990 history
- 1990 JJG 250-1990 Electronic Voltmeter
