The study and application status of treating wastewater using natural polymer flocculant was introduced in this paper and a brief evaluation was given.
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天然高分子改性絮凝剂具有无毒、可生物降解、价廉等优点，近年来得到了国内外学者的广泛重视和开发应用。
The modified natural polymer flocculant possesses many advantages, thus great attention has been paid to its development and application by scholars both at home and abroad in recent years.
The dialectics in preparing the dendrimer modified nanomagnetic fluid was discussed. It was considered that preparing the dendrimer modified nanomagnetic fluid is a system engineering.
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