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[单选题]
现浇钢筋混凝土梁、板,当跨度大于4m时,模板应起拱;当设计无要求时,起拱高度宜为全跨度的()。
A.1/1000~3/1000
B.2/1000~5/1000
C.1/1000~4/1000
D.4/1000~6/1000
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.1/1000~3/1000
B.2/1000~5/1000
C.1/1000~4/1000
D.4/1000~6/1000
A.10/1000~30/1000
B.1/1000~3/1000N
C.1/100~3/100
D.5/1000~8/1000