Kev caij tsheb kauj vab, feem ntau lub hnab eeb, tab sis ntau zaus lub peev xwm ntawm lub eeb lub hnab me me dhau lawm, cov neeg nyiam caij tsheb yuav xav tau cov khoom siv me me, tab sis nws tseem hnyav, yog tias nws hnyav dhau lawm, nws yuav ua rau muaj kev nkees heev thaum lub caij. caij.
Lub hnab ev ntawv no yooj yim thiab ua pa, me me, txawm hais tias lub peev xwm 20L tsis loj, tab sis nws twb tsim nyog rau kev caij tsheb, thiab hnav-tiv taus thiab tsim kua muag-resistant, cov ntaub kuj yog ib qho tsis zoo heev, qhov kev tsim ntau ntau. , thiab nyob rau tib lub sij hawm muaj net hnab ris, koj tuaj yeem sim xaiv lub hnab ev ntawv nrog cov huab cua zoo permeability thiab ntau lub zog kinetic.
Feem ntau hais lus, kev caij tsheb kauj vab tsis muaj dab tsi ntau tshaj li kev caij tsheb kauj vab hauv roob lossis lub nroog caij tsheb kauj vab, kom me me thiab hnyav, nyob ntawm kev siv, txawm tias nws yog tub ntxhais kawm, lossis ib tus neeg ua haujlwm hauv chaw ua haujlwm, lossis kev mus ncig los xav txog cov hnab ev khoom sib xws.