The field, which it can be applied in, has expanded from plane problem to 3D problem, from structural stress analysis to structural optimize, from static balance to dynamic stability.
他已由弹性力学平面问题扩展到空间问题和板壳问题，由平衡问题扩展到稳定问题与动力问题，由结构的应力分析扩展到结构的优化设计。
In this paper, the overall layout, structural design, stress analysis and construction of the Bridge are dealt with.
介绍了该桥的总体布置、结构设计、受力分析及施工概况。
An equivalent stress method for the structural analysis of derrick with initial deformation is offered.
为此，采用等价应力法对有初始变形的井架进行结构分析。
The finite element analysis of truss system with interval parameters under interval load is studied and the structural interval displacement and stress response are deduced.
构建了区间参数杆系结构在区间荷载作用下的分析模型，导出了结构的区间位移和区间应力响应区间变量表达式。
By the designing example, this paper summarize structural design and stress analysis of flexible thin board in the design of heat-exchanger under a high temperature and pressure.
通过设计实例，概述挠性薄管板在高温高压换热设备设计中的结构设计和应力分析。
The material characteristics, structural design, balance mechanism and stress analysis of inland river new-type buoy are briefly introduced.
简要介绍内河新型单船标的材料性能、结构设计、平衡机理、受力分析。
X-ray diffraction analysis: analyzing the microstructure of materials, such as phase qualitative, quantitative analysis, stress testing and structural analysis.
射线衍射分析：材料结构的微观分析，如物相定性、定量分析，应力测试，织构分析等。
For the sake of simplifying the analysis of geological structural mechanics, the method using endogenetic force lines in the description of the stress fields is advanced in this paper.
为了简化地质构造力学分析，本文探讨了用内力线来描绘应力场的方法。
In order to survey the structural behavior and the safety during the construction, stress measurements of the tied beam and spatial analysis of the structure are carried out.
阐述了该桥的预应力施工技术，分析了桥梁在施工各阶段的受力特征，并结合系梁的实测应力，对施工过程中的结构安全性进行了评价。
In the structural mechanical analysis, previous research is more to establish elastic or elastic-plastic model to study the grid reinforced effect on pavement stress and deflection.
在结构力学分析方面，以往的研究多是建立弹性或者弹塑性模型来研究格栅对沥青路面应力及弯沉的影响。
In this paper, stress analysis has been made on a barge-carrier by the finite element method, For this new ship design, two plans of structural arrangement have been proved.
本文从两条载驳母船的实际出发．用两种不同的方法分别地加以计算．其中一条是计算了整个船的应力状态。
A model for fatigue reliability analysis of structural members under random stress time courses is proposed.
提出了一种随机应力时间历程作用下构件疲劳可靠性分析的新模型。
And then the stress-field of the fold structures in the basin was ascertained after structural strain analysis.
进而运用构造应力场分析的方法，恢复确定盆地褶皱构造的变形应力场。
Crack top's tension stress and stress intensity factor caused by thermal stress were computed, structural parameters' sensitivity analysis were made as well.
对路面突然降温时的温度场进行了数值模拟，计算了温度应力作用下反射裂缝尖端的拉应力、应力强度因子，并对其进行了参数分析。
Crack top's tension stress and stress intensity factor caused by thermal stress were computed, structural parameters' sensitivity analysis were made as well.
对路面突然降温时的温度场进行了数值模拟，计算了温度应力作用下反射裂缝尖端的拉应力、应力强度因子，并对其进行了参数分析。
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