最后，进行了基于成形因素的车身结构灵敏度分析与优化。
The sensitivity analysis and optimization of car body structure were then carried out.
以区间数学为理论基础，提出了结构灵敏度分析的区间方法。
Based on interval mathematics, an interval method for sensitivity analysis of the structures was proposed.
声学-结构灵敏度用于预测结构辐射声压随结构设计变量的变化，该值对结构降噪设计有重要意义。
Acoustic-Structure sensitivity is used to predict the change of acoustic pressure when structure design variable was changed, which is significance for reducing noise of structure.
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