---- GAN yog dab tsi, thiab vim li cas peb xav tau nws?Gallium nitride, los yog GaN, yog ib yam khoom uas tau pib siv rau semiconductors hauv chargers.Nws yog thawj zaug siv los tsim LEDs nyob rau hauv 1990s, thiab nws kuj yog ib tug ntau ...
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