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szybkość : 40 phrases in 11 subjects |
| Automatic control | 1 |
| Electric motors | 2 |
| Electronics | 2 |
| Magnetics | 1 |
| Microsoft | 14 |
| Physics | 3 |
| Radio | 1 |
| Radiology | 2 |
| Satellite communications | 3 |
| Telegraphy | 8 |
| Vacuum tubes | 3 |
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