Lub fuse yog qhov tseem ceeb ntawm cov cuab yeej siv kev nyab xeeb rau dhau-tam sim no. Tiv thaiv kom tsis txhob muaj qhov ua tau zoo tshaj plaws - tam sim no pab kom muaj kev nyab xeeb ntawm cov khoom siv thiab tib neeg lub cev. Kev cuam tshuam cov txiaj ntsig tseem ceeb yog qhov tseem ceeb, vim tias qhov cuam tshuam ntawm tus nqi siv nyob rau hauv circuits nrog kev ua txhaum tam sim no yuav qis, uas yuav ua rau muaj teeb meem kev ruaj ntseg tsis ua haujlwm.
