用系统层次分析法和灰色理论对大跨度钢桁架施工方案进行综合评价优选，为工程决策提供依据。
In this paper, the multi-level grey system theory is used to evaluate the construction project of long span steel truss to provide a basis for engineering decision-making.
因此运用价值工程原理和模糊数学原理建立了设计变更方案和施工方案变更方案的技术经济评价模型。
Using value engineering theory and fuzzy mathematics theory, the paper establishes design change scheme and construction methods change scheme evaluation model.
应用推荐