结构优化

本文概括总结了结构优化的含义，研究内容，方法，层次，寻优策略，存在的问题及发展趋势，从一个新的角度对结构优化问题进行了层次划分和整体性的论述，得到的结论是：现代“结构优化”是一门涉及运筹学，非线性科学，土木工程理论，智能科学等多学科的概括性综合学科，具有理论和应用价值，是有发展潜力的研究方向，它的发展对今后结构设计理念的提高具有重要意义，并且可以带动相关学科的发展。

Structure Optimization

The structure optimization's concept,content,method,level,optimization policy,existence problem and developing trend are summarized.The level dividing and integral discussion for the structure optimization are made from a new angle.A conclusion that the structure optimization is a generalized synthetical subject concerned in operational research,nonlinearity science,civil engineering and intelligent science,which has development potentiality.It is of great importance to raise the design concept ahead.