皮皮学，免费搜题
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搜题
【多选题】
当洞口截面宽度为450mm时，可采用（ ）。A.
加强纵筋
B.
加强箍筋
C.
对角暗撑
D.
交叉斜筋
E.
集中对角斜筋
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】Pure Risk differs from Business Risks because Pure Risk's _____ .
B.
include chances of both profit or loss associated with the business. B include chances of loss and no chances for profit associated with the business.
C.
must incur personal loss with business liability.
D.
must incur business liability associated with loss of pure profit.
E.
B and