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在大型厂房和桥梁工程中,经常使用工字形截面的大梁,它是怎样制作的?怎样张拉预应力钢筋?图1为德国保罗机床公司的一条预应力张拉生产线,从图中可以清楚地了解这种大梁钢筋的张拉工艺。预制预应力混凝土大梁的张拉工艺@阿禾
How to make prestressed tendons? Figure 1 shows a prestressed tensioning line from Paul Klein GmbH in Germany, from which it can clearly be seen Understand this kind of girder reinforcement tensioning process. Prefabricated prestressed concrete beam tensioning process @ A Wo