A simple formula for calculating pure shear strength of concrete is derived on the basis of the verified mathematical model of concrete failure surface, the elliptic paraboloid.
本文根据已论证过的混凝土破坏面，即椭圆抛物面的数学模型，报导出一个用以计算混凝土纯剪强度的简单公式。
Applying theory of linear elasticity fracture mechanics to the analysis of high strength concrete (HSC) compress shear member's cracking stress, a corresponding model is established in this paper.
把线弹性断裂力学的理论应用到高强混凝土压剪构件的开裂强度分析中，建立相应的计算力学模型。
Based on the testing results, the influence of matrix strength grades and fiber geometry on shear behaviors was discussed and the mathematics model of shear behaviors was established.
根据实验结果，探讨基体强度等级和纤维外形对混凝土抗剪性能的影响，并根据材料复合理论建立起钢纤维混凝土抗剪性能的数学计算模型。
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