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【单选题】
关于钢筋混凝土结构的特点,下列表达中正确的是( )A.
由于钢筋参与受拉,钢筋混凝土梁的开裂荷载比素混凝土梁的开裂荷载有明显提高;
B.
为充分发挥钢筋与混凝土的材料性能,取得更好的经济性,不应使用钢筋承担压力;
C.
装配式结构施工速度快,受场地限制小,浇筑质量高,抗震性能好。
D.
与素混凝土结构相比,钢筋混凝土结构的最大优点是延性好和承载力高;
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反馈参考答案：
举一反三
【简答题】课后练习题:第3.2题,第3.3题和第3.6题。
【简答题】Lanny had sent his mother a telegram upon his (arrive) ______ in Brest.
【单选题】What is the man' s problem?
A.
He has missed his flight．
B.
His flight will arrive late．
C.
He has to take another flight．
D.
His flight has been cancelled．
【简答题】His (arrive) made the situation worse.
【简答题】On his (arrive) at the railway station, he was told that his train was delayed for two hours.
【简答题】金属有机物气相外延生长是否能用作硅的外延生长?为什么?
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