
Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW Part 4: Test methods
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW Part 4: Test methods
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻