Ib theem tseem ceeb hauv cov txheej txheem kho dej khib nyiab yog coagulation thiab daws cov khib nyiab tshem tawm, ib txoj kev uas feem ntau nyob ntawm cov tshuaj hu ua flocculants. Hauv qhov no, polymers ua lub luag haujlwm tseem ceeb, yog li PAM, polyamines.Cov kab lus no yuav delve rau hauv cov khoom siv polymer flocculants, daim ntawv thov ntawm ...
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