
BS EN 12309-6 - GAS-FIRED SORPTION APPLIANCES FOR HEATING AND/OR COOLING WITH A NET HEAT INPUT NOT EXCEEDING 70 KW - CALCULATION OF SEASONAL PERFORMANCES
出版:British Standards Institution

專家解讀視頻
BS EN 12309-6 - GAS-FIRED SORPTION APPLIANCES FOR HEATING AND/OR COOLING WITH A NET HEAT INPUT NOT EXCEEDING 70 KW - CALCULATION OF SEASONAL PERFORMANCES
出版:British Standards Institution
專家解讀視頻