Light-emitted diode (LED) : a semiconductor diode which emits light when a voltage is applied. Commonly used in its short form: LED.
发光二极管：感受电压而发射光线的半导体二极管。
An intelligent coated plate thickness measurement system based on a semiconductor laser diode as light source and a CMOS image sensor is introduced.
介绍了一种以半导体激光器为光源，以新型CMOS面阵图象转换器件为传感器的智能型覆铜板测厚系统。
An intelligent coated plate thickness measurement system based on a semiconductor laser diode as light source and a CMOS image sensor is introduced.
介绍了一种以半导体激光器为光源，以新型CMOS面阵图象转换器件为传感器的智能型覆铜板测厚系统。
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