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| tela | |||
| ecrã | |||
| blindagem electromagnética | |||
| ekran: 92 phrases in 13 subjects |
| Brazil | 23 |
| Cables and cable production | 20 |
| Electric machinery | 5 |
| Electronics | 3 |
| Isolation | 3 |
| Magnetics | 1 |
| Microsoft | 22 |
| Radio | 4 |
| Radiology | 4 |
| Superconductivity | 1 |
| Thermal Energy | 1 |
| Transport | 1 |
| Vacuum tubes | 4 |