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Obscure tab sis tseem ceeb LED teeb pom kev lag luam kev paub
Nyeem ntxivThaum koj xaiv lub teeb LED, dab tsi yog koj tsom rau?
fais fab tuag? Lumen? Lub hwj chim? Loj? Los yog txawm tias cov ntaub ntawv ntim khoom? Yog lawm, cov no tseem ceeb heev, tab sis hnub no kuv xav qhia koj qee qhov sib txawv.
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Tshiab tuaj txog hauv thawj ib nrab ntawm 2020
Nyeem ntxivUa raws li kev ua tau zoo, kev vam meej yuav ntes koj los ntawm kev xav tsis thoob.
Liper tsis txhob tso tseg ib pliag kom saj qhov kev vam meej uas peb tau txais, peb taug kev mus rau tag kis, peb npaj, peb ua, peb tab tom tsim cov teeb ci LED tshiab kom tau raws li kev xav tau ntawm kev lag luam txhua lub sijhawm, tsis txhob nco peb cov khoom tshiab tuaj txog.
Puas muaj lus nug txog peb cov khoom?
Thov tso lus rau peb thiab peb yuav tau rov qab rau koj ASAP.
TSHIAB TSHIAB
TSEEM CEEB
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