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何谓预制构件的“出坑”？预制构件“出坑”需要什么条件？
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何谓预制构件的“出坑”？预制构件“出坑”需要什么条件？
时间：2022-02-22 16:26
关键词：
桥梁工程
土木建筑工程
大学试题
工学
答案解析
<p> 将预制的钢筋混凝土或预应力混凝土构件从预制底座上移出来，称为“出坑”。<br> 钢筋混凝土构件在混凝土强度达到设计强度的75％以上、预应力混凝土构件在进行预应力张拉，后张法梁板并经灌浆后，才可进行这一项工作。</p>
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