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ある建物内の防煙区域の設定状況について防火検査を行う際、検査対象外となるのは( )です。A．防煙区分面積 B．遮煙垂壁の設置高さ C．逆風口の風速 D．防煙区分が防火区分をまたいでいるかどうか
ある建物内の防煙区域の設定状況について防火検査を行う際、検査対象外となるのは（D）です。A．防煙区分面積 B．遮煙垂壁の設置高さ C．逆風口の風速 D．防煙区分が防火区分をまたいでいるかどうか
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