单选题
某工程泵房大梁跨度为6m,其模板设计起拱值应取跨度的( )左右。
A.0.1%
A.0.1%
A.0.1%
B.0.2%
B.0.2%
B.0.2%
C.0.3%
C.0.3%
C.0.3%
D.0.4%
D.0.4%
D.0.4%
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参考答案C---------------------------------
暂无解析