A.500mm
B.550mm
C.600mm
D.650mm
A.1.2m
B.1.5m
C.1.8m
D.2m
A.1.2m
B.1.5m
C.1.8m
D.2m
A.1.2m
B.1.5m
C.1.8m
D.2m
A.2mm
B.2.5mm
C.3mm
D.3.5mm
A.支架立杆2m高度的垂直偏差控制在25mm
B.连墙件偏离主节点的距离不应大于250mm
C.三步三跨或50m2围必须设置一个连墙件
D.专人监测满堂支撑架搭设过程中,架体位移和变形情况
A.200mm
B.250mm
C.300mm
D.350mm
A.3-6m
B.4-7m
C.5-8m
D.6-9m
A.6m
B.8m
C.10m
D.12m