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第2篇 建築防火 第2章 生産および貯蔵物の火災危険性分類3

2016-11-04View Original

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3、可燃性の包装材料の重量が丁類・戊類の物品自体の重量を()上回る場合、そのような物品を保管する倉庫の火災危険度は丙類と定められる。 A 1/2 B 1/3 C 1/4 D 1/5 正解:C

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