GB 50019-2015 第8.4.1条
| | When air-source heat pump units are used, their nominal heating coefficient of performance (COP) shall not be lower than 2.0, and the heating capacity at the local minimum ambient temperature shall be verified. |
GB 50019-2015 第8.4.1条 Code for Design of Heating, Ventilation and Air Conditioning of Industrial Buildings
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