第16题:[单选题]( )S1:MV Blue Whale,this is helicopter. I will use rescue litter. S2:Helicopter, this is Blue Whale. I am ready to receive you. Q:What will the helicopter use? A.rescue sling B.rescue basket C.rescue litter D.rescue seat 参考答案:C
第28题: [单项选择]以下关于木质防火门的有关做法,哪一条是错误的( ) A. 公共建筑一般选用耐火极限为1.00h的防火门 B. 防火门两面都有可能被烧时,门扇两面应各设泄气孔一个,位置错开 C. 防火门单面包薄钢板时,薄钢板应面向室外 D. 防火门包薄钢板最薄用26号镀锌薄钢板,并可用0.5mm厚普通薄钢板代替 参考答案:B