飞利浦于去年11月收购的一家比利时照明灯具制造商，采用LED(半导体发光二极管)固体显示技术，拥有成熟的照明系统。

PLI, the Belgian firm Philips acquired in November, makes sophisticated lighting systems, using LED solid-state displays.

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它包含一个发光二极管背光系统，以及一个液晶显示器。它之所以这么薄要归功于它的系统。

Its features include a LCD (liquid crystal display) screen as well as an LED (light emitting diode) backlighting system, to which its creators attribute its record slimline structure.

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本文介绍的电子密码锁由矩阵键盘、AT 89 C 2051单片机、发光二极管显示和报警系统组成。

This paper introduces the electronic keyboard, AT89C2051 by matrix combination lock MCU, leds display and alarm systems.

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