JJG(煤炭) 12-1998
Verification Regulation of Methane-Carbon Monoxide Detector (English Version)
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JJG(煤炭) 12-1998
Standard No.
JJG(煤炭) 12-1998
Language
Chinese,
Available in English version
Release Date
1998
Published By
National Metrological Verification Regulations of the People's Republic of China
Status
Withdraw
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