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| катодные лучи | |||
| электронные лучи | |||
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rayos catódicos : 49 phrases in 8 subjects |
| Antennas and waveguides | 5 |
| Aviation | 3 |
| Electrical engineering | 1 |
| Electronics | 25 |
| General | 1 |
| Medical | 1 |
| Oil / petroleum | 1 |
| Technology | 12 |
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