1．2．1尺寸优化（sizing design） 尺寸优化中的设计变量可以是杆或梁的横截面面积、横截面形状尺寸和惯性矩，板或壳的厚度，层合板的分层厚度和材料方向角度等。
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method of sizing design sensitivity 设计灵敏度计算法
sizing system design 定型模设计
sizing optimization design 尺寸优化设计
sizing optimization design of truss 桁架尺寸优化设计
A method for sizing design sensitivity of beam and frame structures is presented in this paper.
提出了计算梁和框架结构设计灵敏度的一种方法。
In this paper, studying on computer aided sizing design system of piloted relief valve, expatiate on the capacity of operation, principle of movement and how to choose the parameter when sizing.
本论文通过对石油化工行业先导式泄压阀的计算机辅助设计选型系统的研制，阐述了先导式泄压阀的操作性能、动作原理及选型时的参数选择。
On the basis of previous works, here we propose an approach to optimal design of engineering structures for member sizing and shape optimization.
本文在以前工作的基础上，建议一个途径，供工程结构设计的截面优化和几何优化之用。
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