
BS EN 255-3. Air conditioners. Liquid chilling packages and heat pumps with electrically driven compressors. Heating mode. Part 3. Testing and requirements for marking for domestic hot water units
出版:British Standards Institution

專家解讀視頻
BS EN 255-3. Air conditioners. Liquid chilling packages and heat pumps with electrically driven compressors. Heating mode. Part 3. Testing and requirements for marking for domestic hot water units
出版:British Standards Institution
專家解讀視頻