地震作用下桩基码头很容易破坏。
Under the earthquake, the pile wharf is very easy to destroy.
研究结构在地震作用下的反应。
这些结论与地震作用下的情况基本相同。
The main conclusions are similar to the condition of seismic excitations.
通过数值模拟的方法研究边坡在地震作用下的共振特点。
By utilizing numerical simulation method, the resonance characteristics of slope in earthquake are studied.
研究静水中铰接塔平台在简谐地震作用下的动力响应特性。
The paper studies the dynamic response of an articulated tower platform (ATP) in the still water under harmonic earthquake loadings.
在罕遇地震作用下，杆件可能受拉屈服，也可能受压屈曲。
Under strong earthquake, members may yield by tension or buckle by compression.
提出铁路桥墩在地震作用下损伤评估的实验方法并作了讨论。
An experimental method for damage assessment of railway bridge piers under earthquake is presented and discussed.
提出铁路桥墩在地震作用下损伤评估的实验方法并作了讨论。
An experimental method of damage assessment of railway bridge piers under earthquake is presented and discussed.
对偏心结构在双向地震作用下的弹塑性扭转反应进行了研究。
The inelastic response of asymmetric structure subjected to bidirectional earthquake motion is studied in this paper.
利用水下振动台研究了海底悬跨管线在地震作用下的动力反应。
Dynamic response for free spanning submarine pipelines due to earthquake was studied by use of an underwater shaking table.
地震作用下软土地基—铅芯橡胶支座隔震结构的摇摆运动较明显。
Under earthquake, the sway movement of lead-rubber bearing base-isolated structure with soft soil base is more obvious.
计算了平面串并联多质点系结构在竖向地震作用下的竖向刚度矩阵。
This article calculated the vertical stiffness matrix of plane frame structures subjected to vertical earthquake action.
分别按反应谱理论和线性时程反应理论计算其在地震作用下的响应。
Its response to seism has been analyzed by the response spectra method and the linear history method.
本文主旨为探讨装设橡胶支承垫之斜桥，在地震作用下的行为反应。
Therefore, the main topic of this study is to dealing with the seismic behaviors of the skew bridge with rubber bearing.
资料表明，在地震作用下，桩基与土之间存在很强的动力相互作用。
Data show that in the earthquake, there is a highly dynamic interaction between the pile foundation and soil.
工程算例表明，阻尼器可以有效地控制结构在地震作用下的扭转变形。
Example of engineering calculation shows that the damper can control effectively the torsional deformation of the structure under earthquake action.
对不加支撑的结构进行了三维地震作用下的非线性动力响应时程分析。
To get its seismic property of annular cable-truss structure without support, the time history analysis is completed.
建筑结构在地震作用下的破坏主要是由结构的低周疲劳累积损伤引起的。
The main destruction of constructions suffering from earthquake is brought by the accumulated damage of structures under low cycle fatigue.
如何控制结构在地震作用下的扭转作用是结构抗震设计中经常遇到的问题。
How to control the torsional response of structures under earthquake action is a problem frequently occurred in seismic design.
通过对各种参数的比较，研究地震作用下组合结构桥梁的抗震潜力及抗震性能。
By comparison of various parameters, this paper is focused on study the seismic potential and seismic performance for composite bridge.
软弱地基上的重力式桥墩，在强烈地震作用下，有可能会发生桥墩基础提离现象。
The gravity bridge pier built on weak ground base may be lifted off the base during strong earthquake event.
本文在考察门式刚架轻型房屋钢结构特点的基础上，分析了其在地震作用下的反应。
Based on the characteristics of portal frame light steel structure, the responses of this building under earthquake are analyzed.
首先，本文利用单自由度结构运动微分方程，建立了结构在地震作用下的能量反应方程。
Firstly, based on the vibration differential equation, the energy response equation of a structure under the earthquake excitation is established.
通过有限元算例的分析，可以看到在地震作用下建筑物的受力状态和变形情况有所明显改善。
Through the analysis of finite element example, we can see that the stress and deformation situation of buildings has improved significantly under the action of earthquake.
最后，以空间网架结构在地震作用下的损伤累积分析为例，给出了本文方法的具体实施步骤。
Finally, this paper gives an example of damage cumulation analysis for spatial grid structures subjected to earthquakes together with the implementation steps of this method.
同时考虑几何非线性与材料非线性，对单层球面网壳在地震作用下结构的最不利荷载进行分析。
The most unfavorable earthquake excitations were investigated, in which geometric non-linearity and material non-linearity were all taken into account.
对扭转不规则系数的主要影响因素进行了分析，为地震作用下结构的抗扭设计提供了理论依据。
The effect factors on the parameter of torsional irregularity were analyzed. The conclusion provides theory basis to torsional resistance design of structures under earthquake.
对该结构体系进行了多遇地震作用下的抗震性能计算评估和罕遇地震作用下的弹塑性时程分析。
The seismic performance of the building was evaluated based on the static analysis under frequent earthquake, and the nonlinear time history analysis under rare earthquake was conducted.
应用虚拟激励法与伽辽金法相结合，分析弹性圆拱在非平稳水平随机地震作用下的随机响应问题。
The nonstationary random response of elastic circular arch under horizontal seismic excitation was studied by the method combining the pseudo-excitation algorithm with Galerkin algorithm.
应用虚拟激励法与伽辽金法相结合，分析弹性圆拱在非平稳水平随机地震作用下的随机响应问题。
The nonstationary random response of elastic circular arch under horizontal seismic excitation was studied by the method combining the pseudo-excitation algorithm with Galerkin algorithm.
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