单项选择题
除设计图另有规定者外,所有垂直支架应保持其垂直。其垂直允许偏差
A.层高不大于5m时为6mm,层高大于5m时为8mm
B.层高不大于5m时为8mm,层高大于5m时为6mm
C.层高不大于5m时为7mm,层高大于5m时为5mm
D.层高不大于5m时为5mm,层高大于5m时为7mm
点击查看答案&解析

单项选择题
A.层高不大于5m时为6mm,层高大于5m时为8mm
B.层高不大于5m时为8mm,层高大于5m时为6mm
C.层高不大于5m时为7mm,层高大于5m时为5mm
D.层高不大于5m时为5mm,层高大于5m时为7mm
微信扫一扫,加关注免费搜题