GB/T 15227-2019建筑幕墙气密、水密、抗风压性能检测方法标准
英文:Test method of air permeability, watertightness, wind load resistance performance for curtain walls GB/T 15227-2019介绍...
英文:Test method of air permeability, watertightness, wind load resistance performance for curtain walls GB/T 15227-2019介绍...