GB/T 50466-2018 第3.2.5条
| | The heat transfer coefficient and shading coefficient of transparent roof sections (such as skylights) in hotel buildings shall be strictly controlled, and their area shall not exceed 20% of the total roof area. |
| | The heat transfer coefficient and shading coefficient of transparent roof sections (such as skylights) in hotel buildings shall be strictly controlled, and their area shall not exceed 20% of the total roof area. |
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