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Date: 2011-12-30 01:33:10Electrical engineering Electrical ballast Electrodeless lamp Lighting Sodium-vapor lamp Light-emitting diode Light fixture Street light Fluorescent lamp Gas discharge lamps Electromagnetism Light | GammaE57 GammaE75 luminous intensityAdd to Reading ListSource URL: www.gamma-international.comDownload Document from Source WebsiteFile Size: 1,97 MBShare Document on Facebook |