The environmental quality can be described more completely using pollution range and combining the maximum pollution factor with the average one.
该方法将污染的最大因素和平均因素结合到一起，运用污染幅员这一直观的概念，比较全面地描述了环境质量状况。
The environmental quality can be described more completely using pollution range and combining the maximum pollution factor with the average one.
该方法将污染的最大因素和平均因素结合到一起，运用污染幅员这一直观的概念，比较全面地描述了环境质量状况。
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