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喇叭形 : 60 phrases in 12 subjects |
| Aerohydrodynamics | 1 |
| Antennas and waveguides | 3 |
| Construction | 1 |
| Electronics | 8 |
| General | 8 |
| Missiles | 1 |
| Mycology | 1 |
| Nautical | 2 |
| Oil and gas | 1 |
| Oil processing plants | 3 |
| Radio | 3 |
| Technology | 28 |
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