![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
根据《建筑施工门式钢管脚手架安全技术规范》(JGJ 128-2010)规定,门架的搭设应从 搭设()
A.一端至另一端,逐层同方向搭设
B.两端相向搭设
C.中间向两端搭设
D.一端至另一端,逐层改变方向搭设
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
D、一端至另一端,逐层改变方向搭设
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.一端至另一端,逐层同方向搭设
B.两端相向搭设
C.中间向两端搭设
D.一端至另一端,逐层改变方向搭设
D、一端至另一端,逐层改变方向搭设
A.4m~6m
B.5m~7m
C.6m~8m
D.7m~9m
A.搭设方案
B.地基与基础
C.作业环境
D.搭设材料及构件
A.φ48.5*3.5
B.φ48.5*3.6
C.φ48.3*3.5
D.φ48.3*3.6