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| нотная тетрадь; ноты | |||
| 曲谱: 48 phrases in 7 subjects |
| Astronautics | 1 |
| Electronics | 3 |
| General | 26 |
| Music | 3 |
| Technology | 13 |
| Telecommunications | 1 |
| Thermal engineering | 1 |
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