A. Light Emitting Diode B. Light Emitting Device C. Light Emitting Disc D. Light E. mitting Disk 相关知识点: 试题来源: 解析 A。“LED”是“Light Emitting Diode”的缩写,即发光二极管。选项 B“Device”是设备;选项 C 和 D 中的“Disc”和“Disk”是光盘。反馈...
What is the full form of LED? A. Light Emitting Diode B. Light Emitting Device C. Light Electron Diode D. Light E. lectron Device 相关知识点: 试题来源: 解析 A。LED 是发光二极管,全称为 Light Emitting Diode。选项 B、C、D 均为错误的表述。
解析 A。LED 是 Light Emitting Diode 的缩写,意为“发光二极管”。选项 B“Lighting Emitting Diode”意为“照明发光二极管”,不是常见缩写;选项 C“Luminous Emitting Diode”意为“发光的二极管”,表述不准确;选项 D“Luminescent Emitting Diode”意为“发光的二极管”,表述不准确。
A. Light Emitting Diode B. Light Emitting Device C. Light Energy Diode D. Light E. nergy Device 相关知识点: 试题来源: 解析 A。“LED”是“Light Emitting Diode”的缩写,意思是发光二极管。选项 B“Light Emitting Device”是发光设备;选项 C“Light Energy Diode”是光能二极管;选项 D“Light Energy...
“LED is energy-efficient.” What does “LED” stand for? A. Light Emitting Diode B. Light Emitting Device C. Lighting Emitting Diode D. Lighting E. mitting Device 相关知识点: 试题来源: 解析 A。“LED”代表“Light Emitting Diode”,发光二极管。选项 B、C、D 的说法错误。
Light-Emitting Diode (LED): Function: Converts electrical energy into light energy when forward biased. Operation: When a forward voltage is applied across the LED, it allows current to flow, causing electrons to recombine with electron holes in the semiconductor material, emitting photons (light)...
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By the way, if you see the word led written in uppercase letters—LED—that’s an acronym that stands for “light emitting diode,” which is, as its name suggests, a diode that emits light. Other meaning of lead Lead is also the name of a certain type of metal. However, when it’...
Light Emitting Diode Light Emitting Display Light Emitting Disk Light Emitting Document相关知识点: 试题来源: 解析 答案:Light Emitting Diode。“LED”是“Light Emitting Diode”的缩写,意为发光二极管。“Light Emitting Display”是发光显示器,“Light Emitting Disk”是发光磁盘,“Light Emitting Document”是发光...
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