JJG 1133-2017
High-Low Concentration Methane Transmitters for Coal Mine (English Version)

Standard No.

JJG 1133-2017

Language

Chinese, Available in English version

Release Date

2017

Published By

National Metrological Verification Regulations of the People's Republic of China

Latest

JJG 1133-2017

JJG 1133-2017 history

• 2017 JJG 1133-2017 High-Low Concentration Methane Transmitters for Coal Mine