In wastewater treatment, flotation is used principally to remove suspended matter and to concentrate biosolids.
在废水处理中，浮选主要用来去除水中的悬浮物和浓缩生物颗粒。
Asian carp—including thecommon, black and bighead variety—were brought to the U.S. in the 1970sas live vacuum cleaners meant to remove algae and suspended matter fromponds.
上世纪七十年代，作为清除池塘中藻类和漂浮物质的活真空清洁器，亚洲鲤鱼——包括普通、黑色和大头品种——被引入美国。
It can remove soluble and colloidal biodegraded organic matter and suspended solid adsorbed by activated sludge from wastewater.
它能从污水中去除溶解的和胶体的可生物降解有机物及能被活性污泥吸附的悬浮固体和其他一些物质。
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