剧场、电影院、礼堂设置在一二级耐火等级的多层民用建筑时，应采用耐火极限不低于（）小时的防火隔墙和甲级防火门与其他区域分隔。
A．3
B．4
C．1
D．2
参考答案：D
解析：本题考查的是人员密集场所的防火分区的分隔。剧场、电影院、礼堂设置在一二级耐火等级的多层民用建筑时，应采用耐火极限不低于2.00h的防火隔墙和甲级防火门与其他区域分隔；布置在四层及以上楼层时，一个厅、室的建筑面积不宜大于400m2。
This is a photo a classroom. It’s a big room. In the photo, you can see a table, some . You can see a teacher and two students（学生）, . Three are on the table. A pencil case is on the desk. Two pens and two rulers are in pencil case. A schoolbag behind a chair. The lady(女士) is the Chinese teacher. Her name is . One student is Jack. He is 12. The other student is Mike. is 11. They are in Class 8. They’re good . math(数学) teacher is Mr. Brown. He is not here.
|