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第十章 预应力混凝土构件 PowerPoint PPT Presentation


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第十章 预应力混凝土构件. 问答题. 计算题. 目录. 10 问答题. 1.预应力混凝土结构的优缺点是什么 ? 2.为什么预应力混凝土构件所选用的材料都要求有较高的强度 ? 3.什么是张拉控制应力 ? 为何不能取得大高,也不能取得大低 ? 4.预应力损失有哪些 ? 是由什么原因产生的 ? 5. 如何减少各项预应力的损失值 ?. 答案. 答案. 答案. 答案. 答案. 目录. 6.预应力损失值为什么要分第一批和第二批损失 ? 先张法和后张法各项预应力损失是怎样组合的 ?

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第十章 预应力混凝土构件

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