单选题:飞机库泡沫枪的布置应满足飞机停放和维修区内任一点发生火灾时能同时得到两支泡沫枪保护,泡沫液连续供给时间不应小于( )。 题目分类:消防安全技术实务 题目类型:单选题 查看权限:VIP 题目内容: 飞机库泡沫枪的布置应满足飞机停放和维修区内任一点发生火灾时能同时得到两支泡沫枪保护,泡沫液连续供给时间不应小于( )。 A.10min B.20min C.30min D.45min 参考答案: 答案解析:
根据下列内容,回答题。Even a small reduction in salt in the diet can be 根据下列内容,回答题。Even a small reduction in salt in the diet can be a big help to the 分类:消防安全技术实务 题型:单选题 查看答案
Rowling first came up with the idea about Harry Potter______ Rowling first came up with the idea about Harry Potter__________.A.at the age of 分类:消防安全技术实务 题型:单选题 查看答案
The beautiful mountain village__________ we spent our holida The beautiful mountain village__________ we spent our holiday last year is locat 分类:消防安全技术实务 题型:单选题 查看答案