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单词
light-emittig diode, LED
释义
light-emittig diode, LED
发光二极管; 注入一定的电流后,电子与空穴不断流过PN结或与之类似的结构面,并进行自发复合产生辐射光的二极管半导体器件。
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更新时间:2026/3/31 14:02:21