Thaum ib yam dab tsi tawg los yog hnav tawm, peb feem ntau xav kho nws es tsis muab pov tseg thiab hloov nws.Hauv qhov no, peb xav tau dab tsi?Yog lawm, peb xav tau cov ntaub ntawv kho dua tshiab, uas tsim nyog los kho kev puas tsuaj thiab hnav.Cov ntaub ntawv no muaj xws li cov cuab yeej me me thiab cov khoom siv rau cov xim thiab cov txheej txheem thiab txawm tias cov tshuab, txhua yam tsim los kho thiab kho cov khoom tawg, hnav lossis puas.Tyre kho thaj ua rau thaj yog siv los kaw cov punctures hauv cov log tsheb tread.Lawv tuaj nyob rau hauv tag nrho cov duab thiab ntau thiab tsawg, thiab lawv lub luag hauj lwm tseem ceeb yog muab ib tug barrier ntawm cov huab cua sab nraud thiab lub puab raj ntawm lub log.Qhov no tiv thaiv huab cua los ntawm lub log tsheb, tso cai rau koj tsav lub log tsheb kom nyab xeeb thiab xis nyob kom txog thaum koj tuaj yeem kho ntau dua.Ntau tus neeg tsav tsheb xaiv khaws cialog tsheb kho thaj ua rau thajnyob rau hauv lawv lub tsheb rau thaum muaj xwm ceev.Lawv yooj yim siv thiab yuav tsum tsis muaj cov cuab yeej tshwj xeeb lossis khoom siv.Tsuas yog nrhiav qhov puncture hauv lub log tsheb, ntxuav thaj chaw ib puag ncig, thiab siv lublog tsheb kho thaj.Cov nplaum rov qab rau ntawm thaj yuav tsim kev sib txuas nrog lub log tsheb thiab tuav nws ruaj ntseg hauv qhov chaw.Hauv kev xaus, cov khoom siv kho dua tshiab yog qhov tseem ceeb rau kev kho sai thiab ntev ntev ntawm cov khoom puas lossis hnav.Ua ntej pib ua haujlwm kho, nws yog ib qho tsim nyog yuav tau xaiv thiab siv cov khoom kho txhim khu kev qha uas tsim nyog rau cov khoom tshwj xeeb lossis qhov project raug kho thiab xyuas kom koj ua raws li cov lus qhia lossis cov lus qhia kom tau txais txiaj ntsig zoo tshaj plaws.Nrog rau cov ntaub ntawv raug, koj yuav xav tsis thoob tias qhov kev puas tsuaj thiab hnav tuaj yeem rov qab los rau ib qho khoom lossis cov khoom koj xav tias tsis tuaj yeem kho.