The results show that activated carbon No. 4 still retains some adsorption function. The other 4 kinds of activated carbon have lost their adsorption filtration functions.
实验表明4号活性炭仍具有一定的吸附功能，其他4种活性炭已经失去吸附过滤作用。
The removal effect of ammonia nitrogen and organic material with composite attapulgite filter by static adsorption experiment and dynamic filtration experiment was studied.
通过静态吸附实验和动态过滤实验研究复合凹凸棒滤料对氨氮和有机物的去除效果。
Purification mainly includes dilution, adsorption, and filtration etc.
净化作用主要表现为稀释、吸附、过滤等。
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