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| 无线电导航设: 40 phrases in 11 subjects |
| Air defense | 2 |
| Astronautics | 1 |
| Aviation | 6 |
| Business | 1 |
| Electronics | 5 |
| General | 5 |
| Navigation | 1 |
| Shipbuilding | 3 |
| Skydiving | 1 |
| Space | 3 |
| Technology | 12 |
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