单选题:为保证安全疏散,电影院观众厅内疏散走道的净宽度,应按每百人不小于(  )的净宽度计算。

题目内容:
为保证安全疏散,电影院观众厅内疏散走道的净宽度,应按每百人不小于(  )的净宽度计算。 A.0.4m
B.0.5m
C.0.6m
D.0.8m

参考答案:
答案解析:

How does the author feel about the prospects of the RI's get

How does the author feel about the prospects of the RI's getting out of financia

查看答案

Lady Greenfield was blamed for

Lady Greenfield was blamed forA.misunderstanding the significance of the RI's mo

查看答案

Why does the woman feel grateful to Professer Mercheno?

Why does the woman feel grateful to Professer Mercheno?A.He helped her get into

查看答案

控制设备安装标高的常用测量仪器是(  )。

控制设备安装标高的常用测量仪器是(  )。 A.光学水准仪 B.激光准直仪 C.全站仪 D.光学经纬仪

查看答案

以下属于强制检定的是(  )。

以下属于强制检定的是(  )。A.电压表 B.兆欧表 C.绝缘电阻表 D.血压计 E.电流表

查看答案