Cov qauv yooj yim, me me, lub teeb yuag, yooj yim installation, siv, thiab tu.
Kev nyab xeeb thiab txhim khu kev qha, ua haujlwm zoo thiab txuag hluav taws xob.
Tsis muaj cov kev cai tshwj xeeb rau cov kav dej thiab cov kav dej nqa dej, thiab lawv muaj ntau yam kev siv.
Me me hneev taw, tsis xav tau rau chav twj tso kua mis.
Txuag raw cov ntaub ntawv, suab nrov tsawg, thiab tsis muaj pa phem thib ob.
Hais txog qhov tsis zoo, QJ hom twj tob tob yuav tsum tau them sai sai rau cov ntsiab lus hauv qab no thaum siv:
Thaum cov xuab zeb cov ntsiab lus nyob rau hauv cov dej yog siab, nws yuav cuam tshuam rau lub neej kev pab cuam ntawm lub twj tso kua mis.
Kev siv cov xwm txheej yuav tsum muaj lub zog ruaj khov, tsis muaj dej tsis zoo, cov ntsiab lus xuab zeb tsawg, nruab nrab acidity thiab alkalinity, qis chloride ion thiab hydrogen sulfide cov ntsiab lus, thiab dej kub tsis tshaj 50 degree.
Lub qhov dej yuav tsum yog ncaj, du, thiab muaj ib txoj kab uas hla tsis tsawg tshaj li lub hauv paus loj.
