JJG(电子) 12020-1989
Verification Regulations for TV Video Level Meter (English Version)
Home
JJG(电子) 12020-1989
Standard No.
JJG(电子) 12020-1989
Language
Chinese,
Available in English version
Release Date
1989
Published By
National Metrological Verification Regulations of the People's Republic of China
Copyright ©2023 All Rights Reserved