An optimization model for low noise design of an automobile body structure is developed based on the dynamic substructure modification method.
在动态子结构修改方法的基础上，建立了车身结构的低噪声优化设计模型。
The software of machine tool structure Modal Analysis and Optimal Design (MAOD) can be applied to the analysis and optimization of dynamic mechanical characteristics on a microcomputer.
机床结构模态分析与优化设计软件MAOD使机床结构动态特性的分析及其优化可以在微型机上完成。
The research work in the paper is composed of two parts: the dynamic optimization of the deployable large flexible net antenna for satellite and the systemic optimization design of structure.
本文的研究工作由两部分组成：一是大型星载可展开天线的动力优化设计，二是工程结构的系统优化设计。
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