This is resulting in the unnecessary specification of passive fire protection to all supporting steel beams.
因此规范中规定所有承载钢梁都要添加被动防火保护足不必要的。
The general passive building design and active fire protection systems are noted.
指出了一般的被动建筑设计和积极的火灾防护系统。
The general passive building design and active fire protection systems are noted.
指出了一般的被动建筑设计和积极的火灾防护系统。
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