The optimization of the industry structure changing in our country is also discussed from the Angle of systematic opening.

本文还从系统开放性的角度探讨了我国产业结构的优化。

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In this paper, based on the pre-established process energy structure model and process exergoeconomic model, a systematic optimization synthesis procedure is advanced.

在已有的过程系统能量结构模型和（火用）经济模型的基础上，提出了一个系统的优化综合方法。

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A systematic approach of structural optimization for improving dynamic ice-structure interaction is presented in this paper on the basis of matrix perturbation and dynamic substructure techniques.

基于矩阵摄动和动力子结构方法，系统地建立了改善冰与结构动力相互作用的结构布置优化方法。

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