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密切配合我国混凝土结构设计规范修订的需要,较详细地分析了钢筋混凝土深梁、短梁和浅梁受剪破坏特点及影响受剪承载力的主要因素。在桁架—拱受力模型分析的基础上利用我国剪切专题组和国外学者试验数据并结合高强混凝土发展的需要,给出了用混凝土抗拉强度ft表示的钢筋混凝土深梁、短梁和浅梁受剪承载力计算公式,供规范修订参考。
To closely match the needs of the revision of China’s concrete structural design specifications, the shear failure characteristics of reinforced concrete deep beams, short beams and shallow beams, and the main factors affecting the shear capacity are analyzed in more detail. Based on the analysis of the truss-arch model, based on the China shear group and foreign scholars’ experimental data, combined with the need for the development of high-strength concrete, reinforced concrete deep beams, short beams and shallow beams are expressed in terms of the tensile strength ft of concrete. Beam shear capacity calculation formula for reference to the revised specification.