Xov xwm khoom
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Qee cov ntaub ntawv ntawm LED filament teeb lub teeb
LED filament teeb lub teeb yog ib lub teeb LED uas yog tsim los zoo li ib txwm incandescent teeb lub teeb nrog pom filaments rau aesthetic thiab lub teeb tis lub hom phiaj, tab sis nrog lub high efficiency ntawm teeb pom kev zoo-emitting diodes (LEDs). Nws ua nws lub teeb siv LED f. ..Nyeem ntxiv
