Ikpughe ihe dị iche n'etiti COB na Teknụzụ SMD na Ngosipụta LED
COB (Chip-on-Board) na SMD (Surface Mount Device) teknụzụ bụ ndị egwuregwu kachasị elu na ebe ngosi LED, na-egosipụta ọdịiche dị ukwuu na usoro, arụmọrụ ngwaahịa, ntụkwasị obi, ike ...
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