欧兹坎用LED(发光二极管)作为光源，以此制造细胞的阴影。
Ozcan USES an LED as his light source, creating cellular shadows.
利用可调谐二极管激光器做探测光源，测量了超音速氧碘化学激光的增益谱线和增益线型。根据多普勒展宽，间接得到了超音速氧碘激光器的腔内温度。
A tunable diode laser was used to probe the gain spectra and profile of a supersonic COIL. The cavity temperature was obtained based on Doppler broadening.
LED射灯杯又称LED射灯，就是用发光二极管作为光源的射灯。
LED Spot Cup, also known as LED lighting, is to use light-emitting diodes as the light source lamp.
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