For rectangular columns sufficiently confined with external FRP, the improvement of ultimate stress and stain is related to the amount of FRP and the shape and characteristics of the cross-section.
混凝土矩形柱在FRP侧向强约束作用下，极限应力、极限应变的提高系数与FRP的包裹量及截面形状、特征有关。
In this paper, a nonlinear elastic model to predict stress-strain relationship of circular concrete columns confined with fiber reinforced polymer (FRP) laminates is developed.
在本文中，作者建立了FRP约束混凝土圆形柱应力-应变关系的非线性弹性模型。
The numerical results show that there are three damage types with FRP-concrete-steel double-skin tubular short columns.
对数值计算结果的分析表明，FRP -混凝土-钢混合双管短柱存在三种破坏类型。
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