
Refrigerating Systems And Heat Pumps - Safety And Environmental Requirements - Part 2: Design, Construction, Testing, Marking And Documentation
出版:Comite Europeen de Normalisation

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Refrigerating Systems And Heat Pumps - Safety And Environmental Requirements - Part 2: Design, Construction, Testing, Marking And Documentation
出版:Comite Europeen de Normalisation
專家解讀視頻