通过对玛纳斯河15年来的水质监测资料的分析、研究，从中寻找出该流域的地表及地下水质变化规律与发展趋势。
By analyzing 15 years data about water quality to find the varying tendency of surface water and groundwater in Manasi river valley.
通过对玛纳斯河15年来的水质监测资料的分析、研究，从中寻找出该流域的地表及地下水质变化规律与发展趋势。
By analyzing 15 years data about water quality to find the varying tendency of surface water and groundwater in Manasi river valley.
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