step-by-step integration

The step-by-step integration procedure is adopted to analyze the dynamic response of circular bird-nest-patterned grid structure under common earthquake, compared with analysis result by Vibration shapes-separation-spectra-method, the conclusion that time-history method should be adopted to analyze dynamic characteristic of this structure is obtained.

采用时程分析法分析该结构在常遇地震作用下的结构响应，同时与反应谱分析结果作比较，得到了该种结构体系应采用时程分析法进行动力分析的结论。

an integral form step-by-step integration method, which has been developed previously, is used to solve the momentum equation of motion.

先前所发展的积分型逐步积分法即是针对此动量平衡运动方程式来进行逐步积分以获得结构系统的动态历时反应。

This step-by-step integration of components takes place in a bottom-up fashion, according to the order stipulated in the integration build plan.

这种一步步的组件集成发生在自下至上的方式中，并且按照集成构建计划规定的顺序进行。

Element-by-element Matrix decomposition and Step-by-Step Integration Method for Transient Dynamic Problems

瞬态动力问题的遂单元矩阵分裂和逐步积分方法