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| rapporto di massa | |||
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| rapporto di massa | |||
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mass ratio : 17 phrases in 8 subjects |
| Antennas and waveguides | 2 |
| Chemistry | 2 |
| Electric traction | 1 |
| Hobbies and pastimes | 1 |
| Natural sciences | 1 |
| Physics | 4 |
| Technology | 3 |
| Transport | 3 |
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