开发设计了由耐火板拼装的组合式风管。
A combined type air duct assembled by refractory plates is developed and designed.
计算机模拟为评价承载的组合构件的耐火极限提供了新的可能性。
Computer simulation opens up new possibilities in assessing fire resistance of load bearing composite members.
材料组合：铝箔防火布、耐火隔热毡及舒适层。●目镜：镀金安全视镜。
Component part:Fire-proof cloth with aluminum foil, flame retardant and heat-resisting felt, comfortable inner.
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