When the structure keeps elastic except for the local nonlinearities, the fast nonlinear analysis (FNA) method is desirable for an elastic response history analysis.
当结构局部非线性而其它大部分为弹性时，方程可以采用“快速非线性分析”（FNA）方法求解。
When the structure keeps elastic except for the local nonlinearities, the so-called fast nonlinear analysis (FNA) method is desirable for an elastic response history analysis.
当结构局部非线性而其它大部分为弹性时，方程可以采用所谓“快速非线性分析”（FNA）方法求解。
In the same condition, there is great difference between response of nonlinear structure and that of linear structure.
在相同条件下，结构非线性时的响应时程和线性时还是有大的差异的。
应用推荐