BS476-22: Fire test on building materials and structures-Part 22: Method for Determination of the fire resistance of non-loadbearing elements of construction.
BS476-22: 建筑材料和构件的防火测试-第22部分: 非承重材料耐火性测试
BS476-22非承重材料耐火性测试标准
...
BS476-22: Fire test on building materials and structures-Part 22: Method for Determination of the fire resistance of non-loadbearing elements of construction.
BS476-22: 建筑材料和构件的防火测试-第22部分: 非承重材料耐火性测试
BS476-22非承重材料耐火性测试标准
...