dabtsi yog khoov yeeb nkab ua yog ib tug complex txheej txheem, thiab muaj ntau yam yuav tsum tau them sai sai mus rau qhov zoo ntawm bending yeeb nkab ua. Niaj hnub no, peb yuav tham txog dab tsi tswj kev ntsuas yuav tsum tau ua thaum lub sij hawm khoov yeeb nkab ua.
Kev tswj xyuas yuav tsum tau ua thaum lub sijhawm ua cov yeeb nkab dabtsi yog khoov:
1. Ua ntej ua tiav, tag nrho cov neeg ua haujlwm yuav tsum hnav khaub ncaws ua haujlwm thiab cov ntawv sau sib xws. Thaum lub sijhawm ua haujlwm tiag tiag, lawv yuav tsum tsom mus rau tsis tsuas yog xaiv cov txheej txheem tsim nyog, tab sis kuj tseem ua tib zoo saib xyuas cov txheej txheem kev ua haujlwm ntawm cov khoom siv kom zoo dua kom ntseeg tau qhov zoo ntawm cov yeeb nkab fittings.
2. Txhua yam ntaub ntawv uas yuav tsum tau ua yuav tsum tau soj ntsuam nruj kom ntseeg tau tias lawv tsim nyog ua ntej lawv yuav siv tau. Nyob rau tib lub sijhawm, kev tswj xyuas ntawm qhov chaw yuav tsum ua kom zoo. Thoob plaws hauv tag nrho cov txheej txheem ua, tshwj tsis yog cov neeg ua haujlwm, tsis muaj leej twg raug tso cai nkag. Ib zaug sab hauv, cov kev ntsuas kev ruaj ntseg yuav tsum tau ua.
3. Thaum tswj hwm, nws yuav tsum tsim kom muaj cov kab ke sib xws, saib xyuas thiab tswj raws li qhov system no, thiab tseem ua raws li qhov system no.
Cov saum toj no yog ob peb yam kev tswj hwm uas yuav tsum tau ua thaum lub sijhawm khoov. Kuv vam tias cov phooj ywg xav tau tuaj yeem nkag siab qee yam ntawm lawv txhawm rau txhawm rau ua kom zoo dua cov txheej txheem khoov.