Ob chav hlau o yog cov phau ntawv siv uas siv dav siv
Tso lus
Ob chav hlau o yog cov phau ntawv siv uas siv dav siv
Muaj ntau txoj hauv kev los khi cov phau ntawv ntawm cov khw muag khoom niaj hnub no, tab sis ob zaug coils yog cov qauv siv dav dav los ntawm phau ntawv khi.
Txhua yam ntawm cov luam tawm tau txais los ntawm peb cov txheej txheem ntawm cov phaj ua, luam tawm thiab khi. Kev khi, raws li cov txheej txheem tom qab luam ntawv, ua lub luag haujlwm tseem ceeb hauv qhov zoo, tsos, thiab ua haujlwm ruaj khov ntawm cov khoom tiav. Kev khi yog ib lo lus dav dav rau hauv kev tsim cov txheej txheem thiab kho kom zoo nkauj raws li qhov xav tau ntawm cov khoom tiav kom txog thaum cov khoom tiav tiav cov khoom tiav. Ob chav kauj yog ib qho ntawm cov khoom siv feem ntau khi. Nws lub ntsiab tseem ceeb yog peb yam: a. Tiv thaiv nplooj poob; 2. b yooj yim rau kev txaus siab thiab nyeem; c yooj yim txuag thiab sau.
