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| 指向 线: 83 phrases in 12 subjects |
| Air defense | 7 |
| Aviation | 5 |
| Dancing | 2 |
| Electronics | 1 |
| General | 3 |
| Oil / petroleum | 2 |
| Otorhinolaryngology | 1 |
| Security systems | 1 |
| Skydiving | 1 |
| Space | 9 |
| Technology | 49 |
| Telecommunications | 2 |
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