英语词汇“LED”的读音、翻译、释义、用法及例句-语文网

词汇	LED
释义	LED 发光二极体（=light emitting diode） LED是一种由单晶半导体（Semiconductor）做制成的发光体，大量运用在指示灯号、家电用品，以及其他需要灯号识别的地方上，在三原色中，除了蓝色因为成本过高，生产较少外，红色与绿色发光二极体则随处可见。
随便看	purchase and installment sale agreement purchase confirmation purchase contract purchase discount purchase fund purchase mission purchase note purchase of assets purchase of fund purchase of stock purchase order purchase price purchaser purchaser's agreement purchaser's application form purchase & sale statement purchase(s) invoice purchasing purchasing agent purchasing commission purchasing cost purchasing power purchasing power purchasing power parity purdah

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