Establishing more perfect budget management system would guarantee the optimization of public expenditure structure.

而建立完善的预算管理体制是公共支出结构优化的制度保障。

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Based on finite element theory and optimization theory, considering mechanical properties of the structure, the reliability optimization design method of tower truss system is presented.

根据有限元理论及最优化理论，同时考虑结构受力特点，给出了塔架体系在可靠度约束下的最优化设计方法。

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Based on the analysis of the structure, size, and actual work efficiency of an ion source filament insulator in ion implantation system, an optimization design of the filament insulator is presented.

通过对离子注入机离子源灯丝绝缘子的结构、尺寸、实际工作效果等方面的分析，提出了一种注入机离子源灯丝绝缘子的优化设计。

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