Based on the multi criteria decision theory and the vector projection, this paper introduces the principle and general steps of grey relation projection method.
介绍将多目标决策理论与矢量投影原理相结合，在工程项目评标中应用灰色关联投影法的基本原理和一般步骤。
A grey relation projection model for regional eco-environmental quality evaluation is established based on grey system theory and vector projection principle.
基于灰色系统理论和矢量投影原理，建立了区域生态环境评价的灰色关联投影模型。
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