工程案例
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Corporate Project Division
LED (light emitting diode) lighting is a kind of semiconductor solid light-emitting device.
It make use of solid semiconductor chip as a luminescent material. By combining electrons with holes LED can directly emit red, yellow, blue, green light. On this basis, according to the 3 primary colors principle, through adding phosphor, LED can emit red, yellow, blue, green, green, orange, purple, white and other arbitrary color light.
LED lamps are lighting appliances made of LED as light source.
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