河流水质评价
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River water quality evaluation
以上为机器翻译结果，长、整句建议使用 人工翻译 。
本文阐述了二龙山水库及河流水质污染现状调查和水质评价结果。
In this paper, the present conditions of water pollution in Double-Dragon Reservoirand its contributories have been studied based on the investigation and water quality appraisal is given.
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