Ua haujlwm ntawm cov paj paj

Lub luag haujlwm tseem ceeb ntawm cov paj dag xws li cov paj hlwb, kev tiv thaiv ib puag ncig, kev noj qab haus huv thiab kev khwv nyiaj txiag .

Hniav muaj nuj nqi
Paj cuav muaj cov ntsej muag zoo thiab tuaj yeem sib txuam nrog cov khoom siv tshwj xeeb, thiab tsis tas yuav tsum muaj dej ua ke, thiab tsis tas yuav muaj cov khoom siv tsis zoo, thiab tsis tas yuav tsum muaj dej num ntxiv, thiab tsis tas yuav tsum muaj dej num ntxiv, thiab tsis tas yuav tsum muaj cov khoom siv qoob loo thiab ruaj nyob rau hauv kho kom zoo nkauj .

Kev tiv thaiv ib puag ncig thiab kev noj qab haus huv
Qee hom paj ntoo tsim, xws li photocatalyst cov paj lug ua kom muaj cov pa roj carbon monoxules, thaum muaj pa roj carbon monoxules muaj txiaj ntsig rau tib neeg lub cev . Txoj haujlwm no ua kom zoo nkauj paj tsis tsuas yog kho kom zoo nkauj nyob sab hauv zoo.

Cov Kev Pab Nyiaj Txiag
Tus nqi ntawm cov paj paj siv yog tus nqi pheej yig, thiab muaj ntau qhov chaw ntawm cov khoom lag luam, thiab tseem muaj kev sib txuam nrog cov khoom plig, ob qho tib si kev ua tau zoo thiab ua yeeb yam {2} {2} {2} {2}