JJG(机械) 199-1997
Verification Regulations for Combination Meter Recorder of Electric Unit (English Version)
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JJG(机械) 199-1997
Standard No.
JJG(机械) 199-1997
Language
Chinese,
Available in English version
Release Date
1997
Published By
National Metrological Verification Regulations of the People's Republic of China
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