二极管的核心部分是由p型半导体和n型半导体组成的晶片，在p型半导体和n型半导体之间有一个过渡层，称为p-n结。
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他认为，二极管灯不仅仅会取代白炽灯，它将改变世界。
The LED light is going to do more than just replace the incandescent, he says. "It's going to change the world."
发光二极管灯的警告时，燃油压力测量值降至低于设定压力警告值的石油。
The Warning LED lights when measured value drops below the set warning value for oil pressure and fuel pressure.
他声称，二极管灯能少用80%的能量，而且使用时间是现在照明技术的20倍。
"We can use as much as 80 percent less energy," he says, "and the product can last about 20 times longer than the technology it's replacing."
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