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通过试验了解大跨度预应力混凝土曲梁应力筋张拉时的变形及在使用荷载作用下的工作性能,从而验证计算方法,并施工设计提供科学依据。
Through the test to understand the deformation of the long span prestressed concrete flexural girder and its working performance under load, the calculation method and construction design are provided to provide a scientific basis.