
PREN 50379-1 - SPECIFICATION FOR PORTABLE ELECTRICAL APPARATUS DESIGNED TO MEASURE COMBUSTION FLUE GAS PARAMETERS OF HEATING APPLIANCES - PART 1: GENERAL REQUIREMENTS AND TEST METHODS
出版:British Standards Institution

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PREN 50379-1 - SPECIFICATION FOR PORTABLE ELECTRICAL APPARATUS DESIGNED TO MEASURE COMBUSTION FLUE GAS PARAMETERS OF HEATING APPLIANCES - PART 1: GENERAL REQUIREMENTS AND TEST METHODS
出版:British Standards Institution
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