发布时间:2025-01-23 09:27:12
【答案】:C
《木结构设计标准》(GB 50005—2017)第10.1.8条规定,木结构建筑构件的燃烧性能和耐火极限不应低于本标准表10.1.8(见表-)的规定。根据表-可知,木结构屋顶承重构件的燃烧性能和耐火极限应不低于可燃烧体0.50h。
表- 木结构建筑中构件的燃烧性能和耐火极限
前两天下大雨我房间地板渗水了还挺多的然后我房间里一直都有股难闻的臭味求问这味道怎么消掉啊
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