本文针对基于有限元分析的拱坝体形优化，采用改进的半解析法进行三维敏度分析。

This paper studies 3-d sensitivity analysis in arch dam shape optimization based on FEM with the Improved Semianalytical Method (ISM).

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大概一年前，他找到了敏雷维并和他们签订了合约。

About a year ago, he found Minrevi and signed a contract.

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研制了包括二维形状优化建模、结构分析、敏度分析、优化方法库、后处理等功能的集成软件系统FSOP2D。

An integrated system FSOP2D, including modules for the shape optimal modeling, structural analysis, sensitivity analysis, optimal method library and post - processing, is developed.

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