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本文给出了无粘结部分预应力迭合梁变形的试验研究成果.在此基础上,结合无粘结部分预应力混凝土梁及普通混凝土迭合梁的已有成果,提出了二套变形计算公式.经与试验结果验证知,这些公式计算精度较高,可满足工程设计要求.
This paper presents experimental research results on the deformation of unbonded partially prestressed laminated beams. On this basis, combining the existing results of unbonded partially prestressed concrete beams and ordinary concrete laminated beams, two sets of deformation formulas are proposed. After verifying with the test results, these formulas have high calculation accuracy and can meet the engineering design requirements.