BS 5588-9-1999 Fire precautions in the design, construction and use of buildings. Code of practice for ventilation and air conditioning ductwork.
建筑物使用，建造和设计中的防火安全。残疾人疏散方法的实施规程。
BS 5588-9-1999 Fire precautions in the design, construction and use of buildings. Code of practice for ventilation and air conditioning ductwork.
建筑物使用，建造和设计中的防火安全。残疾人疏散方法的实施规程。
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