1) stiffness reduction
刚度折减
1.
The iterative calculation method of stiffness reduction for steel-concrete with cracks was obtained.
针对双曲拱桥普遍开裂状况,基于截面平衡法原理,通过建立开裂截面内部平衡方程,并结合有限元通用程序,推导出钢筋混凝土开裂截面刚度折减的迭代计算方法。
2.
Based on evaluation of the basic principle and error of the modal pushover analysis method,an improved method is suggested by selecting rational values of stiffness reduction parameters of beams and columns in a reinforced concrete frame corresponding to the global target displacement ductility ratio.
在对Modal Pushover方法的原理及误差进行评价的基础上,结合与整体目标位移延性系数相对应的钢筋混凝土框架构件刚度折减系数的合理取值,提出了Modal Pushover的改进方法。
2) Stiffness degradation
刚度折减
1.
The "element disappear" technique is abandoned and the stiffness degradation of matrix and yarns are both in particular orientations.
分析中抛弃了以往损伤研究中采用的"单元消失"技术,对破坏的基体单元和纤维束单元均按特定方向进行刚度折减。
3) reduced rigidity
折减刚度
1.
A new method is presented in which the slip effect is taken into account based on the reduced rigidity method of composite beams.
在钢-混凝土组合梁挠度计算的折减刚度法基础上,考虑组合板自身的受力特点,提出了考虑滑移效应的组合板折减刚度公式。
4) reduced stiffness method
折减刚度法
5) local rigidity reduction method
局部刚度折减法
6) joint stiffness reduction
接头刚度折减
补充资料：减折
1.裁削，打折扣。
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参考词条