Cov kev kub nyhiab thaum muaj xwm ceev nrog cov yawm sij yog cov cuab yeej siv hluav taws xob
Lub khawm thaum muaj xwm txheej kub nrog rau tus yuam sij lossis lub pob hloov mus nrog tus yuam sij, nrog rau qhov chaw nres tsheb ceev, qhov pib lub pob, pib khawm thiab lwm yam khoom siv hluav taws xob, tsis tuaj yeem ua lub luag haujlwm ntawm "kev tiv thaiv kev sib kis tau lossis tso tawm hluav taws xob ", yog li ntawd lawv tsis yog cov cuab yeej tshem tawm hluav taws xob. Txawm hais tias qhov kev kub ceev nres ceev nrog qhov tseem ceeb thiab txoj hlua hloov nrog tus yuam sij muaj peev xwm ua si lub luag hauj lwm tiv thaiv qhov pib ntawm qhov khoom siv tom qab kaw cov cuab yeej thiab rub tawm qhov tseem ceeb, tseem muaj kev pheej hmoo ntawm " rau qhov tsis zoo ntawm lub hluav taws xob lub ntsiab lus "Circuit Cheebtsam".
