This paper summarized structure optimum design based lightweight on special heavy vehicle frame by FEM and mathematics optimization method.
采用有限元法结合数学规划法对重型专用车车架进行了轻量化结构优化设计。
This article narrates the principle and the method of the structural optimum design, analyses the basic principle of the steel structure design and gives the correlation design formula.
本文叙述了结构优化设计原理和方法，分析了钢结构设计的基本原理并给出了相关设计公式。
Secondly, the problem of the minimum weight design is resolved by using the optimum vector algorithm under the constraint of the structure system reliability.
然后采用最佳矢量法求解结构体系可靠度指标约束下的最小重量优化设计问题。
Carrying on the optimum design of structure the applied research has a very big practical significance.
进行结构优化设计的应用研究，具有很大的现实意义。
The optimum programme can be used to design four-connecting lever pneumatic roof-window mechanism of all kinds of multi-span plastic greenhouses by changing load and structure parameters.
通过改变载荷参数和结构参数，优化模型可用于其它塑料温室的气动四连杆天窗机构的设计。
The optimum design of synchronous belts with structure parameters is explored in this paper, taking the belt length, width and centre distance as objective functions.
以带长、带宽、中心距作为目标函数，对齿形带结构参数的优化设计进行了探讨。
The method and results in this paper for solving the problem of wave and vibration mode localization in periodic wave guide can be used in the optimum design of such kind of structure.
本文对周期波导中波传播与振动局部化的分析方法和计算结果可用于结构的优化设计。
The results show that this method is easy and practical, and can be applied in optimum design of large and complicated structure especially with many variables.
该方法具有简便、实用等特点，特别适用于大型复杂结构（多变量）优化设计。
Jacket platform was assumed as steel frame structure and optimum design method was performed. Total weight of the structure was selected to be optimal objectives.
建立了地震作用下导管架海洋平台结构优化的数学模型，把导管架海洋平台看作钢框架结构，并把优化方法用于结构的抗震设计中。
A method of optimum design of rein forced concrete frame structure based on reliability is proposed, which integrates advantages of the reliability analysis and optimum design.
提出了一种融结构可靠性分析与结构优化设计于一体的钢筋砼框架结构的可靠性优化设计方法。
Damaged condition and residual capability to resist failure load of a structure under seismic action are important for seismic optimum design and post-earthquake strengthening.
结构在地震作用下的损伤状况及其抵御破坏荷载的残余能力，是抗震优化设计和震后工程加固的重要依据。
The structure, principle and the maximum sensitivity optimum design method of pendulous micromachined silicon accelerometer (PMSA) are introduced in this paper.
文中介绍了扭摆式硅微加速度计的结构原理和对其进行最大灵敏度优化设计的方法。
This article puts forward a mathematical model and method of overall optimum design based on the idea of maximum security for the structure.
本文在近两年提出的结构最大安全度设计概念基础上，提出了一种综合优化设计的教学模型及方法。
The method for design of optimum structure parameters of wavelength multiplexer is introduced in detail.
文中详细介绍波分复用器结构参量的优化设计方法。
The optimum design of shell surface structure is often used in pressure vessel manufacture to reduce the cost.
在压力容器设计中，为求得最低制造成本，常常对容器壳体进行优化设计。
The structure of dry - type air - cote current - limited reactor designed by optimizing is reasonable and the cost is minimum. Practical problem about optimum design is conquered.
利用优化设计得到的干式空芯限流电抗器结构合理、耗材最少，并就优化设计的具体问题进行了实际解决。
The calculated result shows that the sensitivity analysis method gives convenience and a theoretical basis for the partial adjustment of the contactor structure design parameter and optimum design.
实例数值计算结果表明，灵敏度分析法对接触器结构设计参数的局部调整与优化设计提供了一条有效途径与理论依据。
Analytical results indicate that the optimized structure is superior to the original form and this method provides the guidance to the optimum design of torsion bar spring.
分析结果表明，所提出的改进结构优于原结构，其研究结果对扭杆弹簧的优化设计具有指导意义。
This paper studied antenna structures discrete variables optimum design under multiple loading conditions in accordance with the complexity of antenna structure.
针对天线结构受载及工作状态的复杂性，研究了天线结构的多工况离散变量优化设计问题。
The aim and scheme for optimum design of the off-circuit tap-changer the method to simplify structure and the way to improve reliability are expounded.
阐明了无励磁分接开关优化设计的目标和方案、简化结构的办法及提高可靠性的途径。
Structural dynamic optimum design is an advanced subject in the field of engineering structure design at present.
结构动力优化设计是当前工程结构设计研究领域中的前沿性课题。
In the optimum design, effects of variety of structure type and structural components on stress are analysed, so that reasonable structure type and component dimensions may be obtained.
在优化设计中，用正交法分析了结构形式和构件变化对应力变化的影响，得出了合理的结构形式和构件尺寸。
Under certain conditions, combining the polyphase filtering structure of decimation filter, put forward an optimum design method of quadrature demodulation receiver, which owns decimation structure.
结合抽取滤波器的多项滤波结构，在一定条件下，推导出了一种含抽取正交解调接收机最优结构设计方法。
This article summarizes the structure optimum analysis in the passenger car structure concept design. The optimum analysis of CCJ6100 passenger car is also conducted.
本文对客车车身结构概念设计中的结构优化分析进行了总结，并对以CCJ6100型大客车为例进行了优化分析。
The first nature frequency of the structure improved 35.7% and the second and upper nature frequencies of the structure improved over 63% after the optimum design.
最后对结构进行了优化设计，优化后结构一阶固有频率提高35.7%，二阶以上固有频率提高63%以上。
The first nature frequency of the structure improved 35.7% and the second and upper nature frequencies of the structure improved over 63% after the optimum design.
最后对结构进行了优化设计，优化后结构一阶固有频率提高35.7%，二阶以上固有频率提高63%以上。
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