This paper aims at introducing the author’s research on the environmental assessment method, especially on the water quality assessment. In the article, the gray relation analysis method is first of all introduced together with its widely existing various disadvantages.
灰关联分析法已被广泛应用于水质评价结论的定量化 ,但其存在不同层次上的缺陷 ;为此本文对其进行了改进。
参考来源 - 一种改进的灰关联分析法在水质评价中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
Then discovers using the Gray Relation Analysis method corrodes the influence big factor to the casing steels, in order to take the effective protective measure.
然后利用灰色关联分析法找出对套管腐蚀影响较大的因素，以便采取有效的防护措施。
This paper analyses the principal and subordinate relationship between groundwater pollution indexes by using pollution load ratio and gray relation analysis method.
运用污染负荷比和灰关联法递阶分析了矿山地下水污染物的主从关系，确定了矿山地下水的主要污染指标；
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