结构的

In research and development of space antenna, the natural characteristic analysis and structural design optimization are very important.

在空间天线结构的研制过程中，结构固有特性分析和结构优化设计是非常重要的两项研究工作。

Helix and angles turns out alternately in Sheep C3d second structure, which helix accounted for 55.12%, strand to 2.31%and coil for the 42.57% of such a structure conducive to the performance of barrel-shaped structure is formed.

绵羊C3d二级结构中螺旋和转角交替出现，其中α-螺旋占55.12%、β-折叠为2.31%，转角区域为42.57%，这样的结构有利于其桶状结构的形成。

In order to understand the seismic performance of the large complex structure with basement, the structure-pile-soil finite element model of two typical cross sections of the Tianjin Transportation Junction were established by using the ANSYS software. The elasto-plastic time history analysis was made, and the seismic responses of the whole system under the horizontal seismic load were got. Comparing the results of the seismic response with the rigid foundation model, some reasonable conclusions are drawn.

为弄清楚带有地下室大型复杂结构的抗震性能，本文针对天津站交通枢纽工程，分别取结构典型的横向及纵向剖面，应用大型通用有限元分析软件ANSYS，建立了结构－桩－土体系相互作用的有限元模型，采用动力时程分析方法，研究体系在水平地震作用下的弹塑性动力反应规律，分析结构在地震动作用下的位移和内力的分布；并与假定刚性基础周边土简化为弹簧的结构模型的计算结果进行比较，通过两种模型的地震反应的对比分析，得到了一些有益的结论。

The structure and performance of a complex cavity Micro-Electro-Mechanical-System resonator are analyzed with its electromagnetism equations established.

对圆柱形复合腔结构微机械谐振元件进行了设计研究，提出了一种基於柱形腔结构的微机械复合谐振元件的设计方法，并对其结构及特性进行了研究。

In this article the author analyzes the existent problems and conditions with the structure of national financial charges ,and puts forward some countermeasures in adjusting and optimizing the structure of national financial charges with public finance system.

文章以我国财政支出结构及现状分析为起点，对我国财政支出结构中存在的问题进行剖析，并在此基础上提出公共财政体制下调整优化财政支出结构的对策思路

For aiming at vibration-proof structural design,a bionic design technique of topology design optimization for vibration-proof plate and shell structures is suggested.

以抗振结构设计为目标，将仿生设计技术应用于板壳结构加强部件的分布设计中，提出了一种简单高效的结构拓扑优化设计方法，以处理具有复杂边界条件的抗振板壳结构的拓扑优化设计。

As the inserting angle increases, the reinforced efficiency of the unit volume fraction of the pins to the intensity and modulus of the X-...

随着植入角的增加，单位体积分数的Pin对X-cor夹层结构的强度和模量的增强效率均提高；不同直径Pin对X-cor夹层结构影响不同，大直径Pin对X-cor夹层结构强度增强效率高；小直径Pin对X-cor夹层结构模量增强效率高。

Compared with the tier building, the mid-rise house increases the cubage rate of the building with better corollary facilities; compared with the high-rise house building, it has a good many merits such as predominant apartment type, less investment, shorter project duration, lower difficulty, etc.

随着小高层住宅的应用越来越广泛，其结构设计越来越重要，其中最关键的就是结构体系的选择和结构布置，它直接关系到了整个住宅结构的安全性、适用性及经济性。

This thesis has studied Levy system Cable dome's tension and simulated 24 tension schemes by using finite element analysis software.

本文所完成的Levy体系索穹顶结构的结构选型，节点设计，张拉方案研究是对现有索穹顶结构理论研究的有益补充，并为索穹顶结构在我国的工程应用提供参考。

The vibration properties and random fatigue analysis are valuable for steel structure engineering application. By the analysis results, the engineers can consider in depth in the design phase of the steel-framed structures. Steel structure can be optimized based on the results, so that its antivibration performance and life can be improved.

主要振动响应特性分析结果以及随机疲劳的计算分析对钢架结构的设计具有一定的指导和参考价值，可以使工程设计人员在设计钢架结构阶段考虑得更加深入，使钢架结构得以优化，以期提高钢架结构的抗振性能和使用寿命。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。