按剪滞理论和应变硬化规律研究微复合材料的弹塑性变形和应力状态。
The elastic plastic deformation and stresses of the micro composite are studied according to the shear lag theory and strain-hardening law.
引入了砌体的滞回特性，该模型可用于复杂体型砌体结构房屋弹塑性地震反应时程分析。
By introducing the hysteretic behavior of masonry, this model can be used for the elastoplastic time history analysis of masonry buildings with complex configuration.
在计算结构构件损伤、构件滞回曲线等，首先应知道构件截面的内力与变形的协调关系。结构在地震作用下，已进入弹塑性变形范围。
When calculating the structural damage or hysteresis curve, the relationship between internal force and deformation should be known at first.
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