PB kav yog peb yuav tsum yog ib qho ntawm cov khoom siv nyob rau hauv lub cev dej, kom paub meej tias cov khoom siv tau raug tsim tawm, lub sijhawm no peb yuav tsum tau them nqi rau tej yam teeb meem, tam sim no nws yog lub sij hawm los saib.
Ua ntej tom qab ntawd, kev ntsuam xyuas dej hauv thawj qhov chaw, yuav tsum nyob rau hauv cov kub kub yeeb nkab txuas rau 24 xuab moos, thiab thaum cov yeeb nkab tiav tiav ua ntej lub foob tsis huv, rau cov kav dej thiab roj. Thib ob, qhov ntsuas siab yuav tsum tau teem rau ntawm qhov taw qhia qis tshaj plaws nyob rau hauv qhov kev sib tw tube network. Tom qab cov yeeb nkab puv dej, cov pa npuas nyob hauv lub cev tuaj yeem pib.
Nyob rau hauv txoj kev no, peb siv tau nws kev nyab xeeb tom qab kev ntsuam xyuas ntawm cov yeeb nkab pb tsim nyog, txwv tsis pub nws yuav yog teeb meem kom muaj teeb meem nyob rau hauv tus txheej txheem ntawm kev siv.
