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See Chinese contents: AQ 6206-2006 AQ 6206-2006: Coal mine high-low concentration methane transducer
This Standard specifies technical requirements, testing methods, rules for inspection, marking, packing, operating instruction, transport and storage of coalmine carrier catalysis and heat conduction combined high-low concentration methane transducers. This Standard applies to carrier catalysis and heat conduction combined high-low concentration methane.
