【Key words】 hydrophyte filter bed; microcystin; trace organic pollutant; source water quality
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水源水质 headwaters fluid matter ; Drinking water quality ; water resources quality ; water
饮用水水源水质保护区 Drinking water source protection area
水源水质评价 assessment of raw water quality
从对藻毒素和微量有机污染物的去除方面考察了水生植物滤床（HFB）在改善源水水质方面的效果。
The functions of the hydrophyte filter bed(HFB) for improving source water quality were surveyed in terms of microcystin and trace organic pollutants.
本系列产品以自来水作为源水，以电加热蒸馏方式制取纯水，其水质达到《中国药典》(95版)蒸馏水标准。
This series apparatus takes tap water as water source to produce pure water by mode of electric heating distilling. The water quality conforms to the standard of "China Pharmacopoeia" (95).
结果表明：辽河流域地表水水质污染以有机污染为主， 点源污染重于面源污染。
The result indicates that the pollution of surface water in Liaohe river basin is mainly the organic pollution, the point source polluted is weighter than the surface pollution.
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