单项选择题
A.1.50h,0.25h B.1.00h,0.25h C.1.50h,0.15h D.1.00h,0.15h
A.平开门、转门、防火门 B.平开门、卷帘门、防火门 C.平开门、弹簧门、防火门 D.平开门、弹簧门、折叠门
A.水泥砂浆 B.油膏 C.细石混凝土 D.防水砂浆