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NT FIRE 021:钢结构绝缘材料防火性
日期:2011-01-30 11:00
ted instead of the thermal conductivity of the insulating material. The calculation method is not immediately applicable to - very dense materials, which protect by heat absorption rather than by insulation, e.g. concrete - combustible materials or materials which break down at a certain rate independent of the insulation temperature, e.g. wood cladding and gypsum slabs.

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