本文在动力相似关系的分析基础之上，设计了一种以锯末为主要成分，用于地基-基础-上部结构动力相互作用振动台试验的模型土。
On the basis of dynamic similitude analysis, a model soil which is mainly composed of sawdust and aimed to be used in the shaking table test of the soil-foundation-structure system is designed.
地震作用下桩—土—结构动力相互作用是一个多学科交叉，多部门关注的复杂课题。
Research field of pile-soil-superstructure dynamic interaction under seismic loading is a complicated program involving many subjects, and also concerned by many departments.
本文方法在求解土结构相互作用问题时与基础固定时的动力响应频域分析方法一致，只需要调整地震动输入，就可得到问题的解答。
The proposed method can solve the interaction problem in the same way as the conventional frequency domain analysis does for a fixed-base structure.
率先在国内开展了对一种新型变截面桩-土-高层建筑结构体系动力相互作用的试验研究。
An experimental research on dynamic interaction of pile-soil-structure system was first developed in China.
第二步，将由第一步所得相互作用力作为荷载，将土中箱形结构如同地上结构一样，用一般结构动力学方法进行动力反应分析。
Using the above interaction force as the load, the dynamical analysis of the buried box structure is carried out as if it lies on the ground.
响应位移法把地基土与结构的动力相互作用问题简化为一系列的静力计算问题。
The ground motion due to earthquake was assumed as forced base displacement on the beam. This method simplified the ground-structure interaction problem int...
在土—结构动力相互作用问题中，土体的强烈非线性特性及其影响是其中的核心之一。
In the soil-structure interaction system, the strong non-linear soil characteristics and their impact on SSI is one of the core problems.
在土—结构动力相互作用问题中，土体的强烈非线性特性及其影响是其中的核心之一。
In the soil-structure interaction system, the strong non-linear soil characteristics and their impact on SSI is one of the core problems.
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