过去十年中运用计算机方面的进步，使空间结构在设计、稳定分析以及塑性性能等方面都有了很大的变化。
During the past decade advances in computerisation have resulted in major changes in space structure design, and int he analysis of their stability and plastic behaviour.
通过对结构塑性动力学响应和叶片变形过程的分析，指出了叶片断裂时的不同转速对撞击过程及结果的影响。
Effects of rotation speed on the impact process and results are pointed out by the analysis of structural plastic dynamic response and blade deformation.
最后采用弹塑性时程分析方法对简化的层模型结构进行了时程分析。
Finally, the elastoplastic time-history analysis is carried out for the structure using a simplified story model.
采用时程分析法分析了该组合结构在多遇地震作用下的弹性地震响应和在罕遇地震作用下的弹塑性位移响应。
The elastic response of structure under frequent seismic actions and the elastoplastic response under infrequent seismic actions are calculated by the method of time-history.
利用大型有限元程序进行结构弹塑性时程反应分析，是可行有效的。
It is feasible and effective to use fea for the elastic-plastic time-history analysis of structure.
红外光谱分析表明聚合较为完全，聚合物不存在支链结构，为热塑性材料。
The infrared spectrum analysis showed that the polymerization reaction was complete, and the polymer was a kind of thermoplastic material without branched chains.
本文将奇异函数法应用于结构的塑性极限分析，简化计算某些固支环形板的极限荷载。
In this paper, the method of singularity function is applied to the structural plastic limit analysis, and simplified the calculation of limit loads of some annular plates of fixed supports.
通过大量人工波及天然地震记录输入结构的分析，我们得到了地震动持续时间与结构弹塑性耗能之间的关系。
By introducing a number of natural and artificial ground motion records into structural analysis, the relationship between earthquake duration and energy absorbed by structures was obtained.
引入了砌体的滞回特性，该模型可用于复杂体型砌体结构房屋弹塑性地震反应时程分析。
By introducing the hysteretic behavior of masonry, this model can be used for the elastoplastic time history analysis of masonry buildings with complex configuration.
通过大量的弹塑性分析，提出了多层框架结构位移模式保持一致的条件和位移模式的确定方法。
By a great number of calculation and comparison, the displacement-pattern of frame structures is analyzed, and the consistent condition and definition method are provided.
在材料应力-应变关系的层次上，进行了高层钢筋混凝土结构的弹塑性时程分析。
Based on the stress-strain relation of the materials, study on nonlinear time-history analysis for tall reinforced concrete structure is carried out.
本文基于能力谱方法对天然地基上带群桩基础的高层框架结构进行了平面静力弹塑性分析。
Capacity spectrum method was adopted to perform nonlinear static seismic response analysis for highrise frame structures with grouped pile foundation resting on natural foundation soils.
利用数值方法研究了正交各向异性材料结构的塑性极限分析问题。
The aim is to calculate the plastic limit loads of structures made of orthotropic materials.
本文将加权残数法应用于结构的塑性极限分析。
In this paper, the method of weighted residual is applied to the structural plastic limit analysis.
文章在有限变形分析基础上建立了对复杂结构进行弹塑性断裂评定的工程方法，用以修正COD设计曲线。
In this paper, an engineering assessment method of elastic-plastic fracture based on finite deformation analysis of complex structures. or a modified COD -design equation, presented forward is put.
在此基础上，提出了高层建筑钢结构抗震设计第二阶段安全检验的弹塑性时程分析实用方法建议。
A practical procedure of elastoplastic time history analysis safety check during the second stage of the aseismic design for steel structure is also suggested.
在有限元分析的基础上，建立典型承压结构塑性载荷响应图谱。
Based on the finite element analysis, the plastic response chart of typical pressure bearing structures were built.
在一般结构系统可靠性分析中往往只考虑构件塑性破坏的单一模式。
Generally, only the plastic failure mode is considered in system reliability analysis of structures.
文末对结构整体的载荷-位移行为的分析，揭示了周期载荷作用下的两种结构响应模式：1接触塑性安定；2增量破坏。
Analysis of synthesis of response presented at the end of the paper reveal two modes of structural responses: 1 contact plastic shakedown and 2 progressive failure.
利用塑性极限分析和非线性有限元分析方法计算并验证了结构在考虑次内力作用时的极限荷载。
Based on plastic analysis and non-linear finite element analysis, the structure's load-bearing capacity under secondary internal forces is calculated and certified.
可用于分析缺陷对结构非线性弹塑性反应的影响，也可用于带缺陷的非线性问题求解及稳定性分析。
The equations can be used to analyze the effects of imperfections on the elastoplastic response of structures and they are also useful for the solution of nonlinear problems and buckling analysis.
以一高层连体结构为例，采用不同计算模型的有限元计算分析程序，对该结构进行详细的弹性及弹塑性计算分析。
By using the different calculation models of SATWE and ETABS of finite element, the elastic and plastic properties of the high-rise connected structure are analyzed and calculated in details.
运用渡槽薄壁结构弹塑性动力分析模型，开展了渡槽非线性地震响应分析计算。
Based on the elastic-plastic dynamic model of the thin-wall structure aqueduct, the non-linear earthquake response analysis is presented.
为了解随焊冲击碾压法机理，用数值计算方法对冲击碾压轮引起薄壁结构焊缝金属塑性流变行为和应变场变化进行了分析。
The plastic flow and the variation of the strain field in welds caused by impact rollers were analyzed numerically to study the effect of weld with trailing impact rolling (WTIR).
分析了北京机场机库结构弹性的和弹塑性的地震反应，以及结构在强震下倒塌的全过程。
The earthquake response of the Beijing hangar is studied on the basis of linear, nonlinear and collapse analysis.
通过几何、材料双重非线性分析，讨论主要几何参数对结构弹塑性受力性能的影响。
Geometrically and materially nonlinear analyses (GMNA) were carried out to analyze the effects of several geometric parameters on the elastic-plastic behavior of the structure.
根据结构塑性动力学原理进行响应分析和叶片变形过程分析，并对影响叶片卷曲形状的飞断转速、抗弯刚度等参数进行了考察。
Base on the structure plastic dynamic response analysis and blade deformation process analysis, the factors such as length of blade, rotate speed of breaking were considered.
介绍了结构弹塑性反应分析的一种新方法——数学规划方法。
This paper presents a new analytical method for elastoplastic response of structures, the mathematical programming method.
本文对热塑性复合材料用预浸料的结构及其在复合材料成型加工中的浸渍性能进行分析。
In this paper the structures and matrix impregnating behaviours during composites forming of intermediate materials by fiber mixing for thermoplastic composites were investigated.
本文对热塑性复合材料用预浸料的结构及其在复合材料成型加工中的浸渍性能进行分析。
In this paper the structures and matrix impregnating behaviours during composites forming of intermediate materials by fiber mixing for thermoplastic composites were investigated.
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