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| LED (A semiconductor device that converts electrical energy into light, used, for example, for the activity lights on computer disk drives. Light-emitting diodes work on the principle of electroluminescence and are highly efficient, producing little heat for the amount of light output) | |||
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LED : 10 фраз в 4 тематиках |
| Антени і хвилеводи | 3 |
| Електроніка | 4 |
| Зв’язок | 2 |
| Транспорт | 1 |