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What are the basic assumptions for the calculation of normal section bearing capacity of concrete flexural members?

发布时间：2025-02-25 22:45:50

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答案：【计分规则】: (1) The strain of the plane cross-sectional remains plane;(2) The tensile force in the tensile region of the cross-section is totally undertaken by the negative reinforcements, and the tensile effect of concrete in the tensile region is not considered;(3) The stress-strain relationship of concrete is shown in the figure;(4) The stress-strain curve of longitudinal tensile reinforcement is a double broken line, as shown in the following figure.

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