Txawm hais tias qhov kev txiav txim yas txwv tau nyob rau hauv qhov chaw rau kaum xyoo, thiab ntau lub teb chaws thiab cov neeg xav ua kom ib puag ncig tsis muaj kuab paug los ntawm cov yas, tab sis peb tseem tuaj yeem pom muaj ntau cov khoom siv yas pov tseg.Qhov tsis zoo ntawm cov khoom siv yas pov tseg tau raug thuam, lawv nyuaj rau degrade thiab tsis zoo ib puag ncig.Ib puag ncig-phooj ywg cov ntaub ntawv uas tuaj yeem hloov cov yas los ua cov khoom noj uas siv tau pov tseg kuj tau tshawb nrhiav tas li.
Tam sim no, pov tseg ib puag ncig tus phooj ywg cov ntawv noj su lub thawv yog thawj qhov kev xaiv los hloov cov thawv ntim khoom noj uas siv tau pov tseg raws li kev tiv thaiv ib puag ncig.Cov khoom noj khoom haus ib puag ncig pov tseg ua los ntawm cov khoom tsis muaj tshuaj lom, tsis muaj mob, huv thiab tsis muaj kuab paug raws li lub teb chaws cov zaub mov. -qib cov qauv kev noj qab haus huv thiab kev nyab xeeb thiab kev tiv thaiv ib puag ncig, thiab tsis muaj cov khoom siv ntxiv, tsis yog tsuas yog kev nyab xeeb thiab noj qab haus huv hauv kev siv, tab sis kuj degradable thiab ntau tus phooj ywg ib puag ncig.Tab sis cov khoom siv tseem ceeb ntawm cov ntawv ntim khoom noj uas siv tau pov tseg yog pulp, uas yog muab los ntawm ntoo.Nrog rau kev siv ntoo ntau zuj zus thiab tus nqi ntawm cov ntoo pulp, qhov tshwm sim coj txawv txawv tau tshwm sim-cov khoom noj khoom haus ib puag ncig cov ntawv noj su hauv khw tsis tau siv dav.
Zhongxin muaj ntau yam khoom muaj tswv yim tsim los ntawm cov khoom siv dua tshiab thiab siv dua tshiab, xws li tais, khob, hau, phaj thiab ntim.
Post lub sij hawm: Jun-02-2020