题目内容
(请给出正确答案)
[主观题]
扣件式钢管模板满堂支撑架立杆伸出顶层水平杆中心线至支撑点的长度a,即自由端高度不应超过()。
A.0.3m
B.0.5m
C.0.7m
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A.0.3m
B.0.5m
C.0.7m
A.100mm,350mm,650mm
B.150mm,300mm,500mm
C.100mm,300mm,500mm
D.150mm,350mm,650mm
A.插入立杆顶端可调托座伸出顶层水平杆的悬臂长度不应超过500mm
B.立柱间应设置专用斜杆或扣件钢管斜杆加强模板支架
C.立杆上的上、下层水平杆间距不应大于1.8m
D.碗扣架、盘扣架或盘销架的水平杆与立柱的扣接应牢靠,不应滑脱
A.6m
B.8m
C.10m
D.12m
A.500mm,100mm
B.650mm,150mm
C.500mm,150mm
D.650mm,100mm