led發光二極體的相關文章
led發光二極體的相關電子及零件產品公司資訊
led發光二極體的相關商品
Light-emitting diode - Wikipedia, the free encyclopedia
瀏覽:1299
日期:2024-10-03
A light-emitting diode (LED) is a semiconductor light source. LEDs are used as indicator lamps in many devices and are increasingly used for general lighting. Appearing as practical electronic components in 1962, early LEDs e......看更多