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| форма волны | |||
| форма колебания | |||
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| форма волны | |||
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forma d’onda : 10 phrases in 6 subjects |
| Antennas and waveguides | 1 |
| Electronics | 2 |
| Medical appliances | 1 |
| Military | 1 |
| Radio | 2 |
| Technology | 3 |
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