然后在分析威胁隶属度构成的向量满足比较序列的前提下，应用灰色关联度分析对空中目标进行威胁评估与排序。
As the threat membership vectors satisfies the comparative series, then evaluate and sort the aerial targets' threat through grey relationship analysis.
通过构造灰色关联度判断矩阵，确定加权向量、灰色关联投影角余弦及相关模数、计算投影值等步骤建立评估模型。
Through establishing grey correlative judgment matrix, the weighting vectors, projected angle cosine and corresponding module were confirmed and projected values was calculated.
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