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The application of a natural polysaccharide flocculant(GNMF) extracted from a aceraceous plant stems and leaves to the treatment of different wastewater was studied. 研究了從一種槭科植物莖葉中提取的含多聚糖高分子絮凝劑(GNMF)在幾種不同廢水的処理中的應用。