Kev ua haujlwm ntawm cov lim dej hauv cov khoom siv lim

Cov lim dej hauv cov khoom siv lim feem ntau ua cov haujlwm hauv qab no:

1. Filtering Suspended Matter: Cov lim dej tau zoo tshem tawm cov khoom uas raug tshem tawm thiab cov impurities hauv dej lossis huab cua, xws li xuab zeb, xeb, thiab cov khib nyiab pov tseg. Cov khoom raug tshem tawm no raug kaw ntawm lub lim tawm lossis lub vijtsam, yog li ua kom huv huv qhov nruab nrab lossis kua dej.

2. Tshem tawm cov khoom: Cov lim tshem tawm cov khoom me me ntawm cov kua dej, tiv thaiv lawv los ntawm kev nkag mus rau hauv cov dej ntws los yog cov khoom siv, yog li tiv thaiv cov cuab yeej siv thiab ua kom nws lub neej ua haujlwm ntev. Piv txwv li, hauv tsheb, roj, huab cua, thiab roj lim tshem tawm cov impurities ntawm cov roj cav, cua, thiab roj, kom ntseeg tau tias lub cav ua haujlwm zoo.

3. Separating Substances: Qee cov ntxaij lim dej kuj tuaj yeem cais cov tshuaj raws li lawv qhov loj lossis cov khoom. Piv txwv li, hauv kev lag luam kws tshuaj, cov ntxaij lim dej membrane tuaj yeem cais cov khoom siv, cov kab mob, thiab cov kuab tshuaj kom tau txais cov khoom ntshiab.

4. Kev Txhim Kho Dej Zoo: Cov lim dej siv hauv kev kho dej kom tshem tawm cov kab mob xws li tshem tawm cov teeb meem, xim, chlorine, kab mob, thiab tsw, muab cov dej haus huv lossis dej ua haujlwm.

Hauv cov ntsiab lus, lub luag haujlwm tseem ceeb ntawm cov ntxaij lim dej hauv cov cuab yeej lim yog lim cov teeb meem tshem tawm, tshem tawm cov khoom, cov khoom sib cais, thiab txhim kho kev tshaj tawm zoo, yog li tiv thaiv cov cuab yeej siv thiab muab cov khoom huv si, siab - cov kua dej zoo lossis cov khoom siv tawm.