Then based on relationship analysis, the gray decision-making tree method is proposed, and its decision-making steps are presented in detail.

然后基于关联分析，提出了灰色决策树的模型，并给出了其决策的详细步骤。

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This paper analyses the decision? making for road engineering project problem on basis of theoretical correlation degree and hierarchy analysis method of gray? system theory.

根据灰色系统理论关联度和层次分析法，分析公路工程项目建设方案的决策问题。

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To study scheme selection decision of muti-band camouflage screen design, a gray correlation analysis method is put forward by gray system theory.

针对多波段伪装遮障设计方案的优选问题，提出了基于灰色系统理论的灰色关联度分析法。

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