BS476-23:1987: Fire tests on building materials and structures-Part 23: Methods for determination of the contribution of components to the fire resistance of a structure.
BS476-23:1987 建筑产品及构件的耐火测试，第23部分:元部件对构件耐火性分摊作用的测试方法。
BS476-23:1987: Section 6: Determination of the contribution of intumescent seals to fire resistance of timber door assemblies.
...
