1. Chii chinonzi LED, LCD? LED inomirira Chiedza-Emitting Diode, semiconductor mudziyo wakagadzirwa kubva mumisanganiswa ine zvinhu zvakaita seGallium (Ga), Arsenic (As), Phosphorus (P), uye Nitrogen (N). Kana maerekitironi asanganazve nemakomba, anoburitsa mwenje unooneka, zvichiita kuti maLED ashande zvakanaka pakushandura ele...
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