GB/T 50466-2018 第3.2.1条
| | The heat transfer coefficient (K value) of the building envelope of a hotel building, such as exterior walls, roofs and floors, shall not exceed the limits for the corresponding climate zone in Table 3.2.1. |
| | The heat transfer coefficient (K value) of the building envelope of a hotel building, such as exterior walls, roofs and floors, shall not exceed the limits for the corresponding climate zone in Table 3.2.1. |
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