题目内容
螺旋楼梯占地少，布置灵活，可作为疏散楼梯。
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1.低层、多层住宅阳台栏杆净高不应低于( )mm。
楼梯的净高在平台处不应小于_______,在楼梯段处不应小于_________。楼梯扶手离地高度一般为__________。
当底层中间平台下做出入口时,为增加净高,常采取哪些措施?
The story is, as indicated by its title, built around the last ivy leaf. In other words, the last ivy leaf is the main thread that runs through the whole story. The following questions are intended to help you get a clear idea of this point. Match the proper answer to each question.
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