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当前学科:消防安全技术综合能力综合练习
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丙类仓库在仓库内可设置办公室、休息室,需要采用耐火极限不低于2.50h的不燃烧体隔墙和1.00h的楼板与库房隔开,并设置独立的安全出口;隔墙上开设的连通门为()级防火门。
A . 甲或乙
B . 乙或丙
C . 丙或丁
D . 甲或丁
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