水(shui)處理是(shi)指(zhi)通過物(wu)理、化(hua)學、生(sheng)(sheng)(sheng)物(wu)等手段去(qu)除水(shui)中一(yi)些對生(sheng)(sheng)(sheng)產(chan)(chan)、生(sheng)(sheng)(sheng)活(huo)不需(xu)(xu)要的有害物(wu)質(zhi)的過程，使(shi)水(shui)質(zhi)達(da)到(dao)一(yi)定使(shi)用標(biao)準，以滿足人們的生(sheng)(sheng)(sheng)活(huo)和生(sheng)(sheng)(sheng)產(chan)(chan)需(xu)(xu)求。