根据国内外试验研究成果，对预应力混凝土梁的试验方法进行了总结，结合大直径高强钢绞线的优越性能，提出了一种大直径高强钢绞线预应力混凝土梁，并针对该新型结构进行了正截面承载力的研究分析。%According to research results of tests at home and abroad,the paper sums up the experimental methods for the prestressed concrete beam,puts forward the sort of large-diameter steel strand prestressed beam by combining with its advantageous performance,so as to right section loading capacity the research and analysis of the new structure.
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