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机场进场 : 72 phrases in 11 subjects |
| Air defense | 3 |
| Architecture | 1 |
| Aviation | 41 |
| Drilling | 1 |
| Economy | 2 |
| Electronics | 4 |
| General | 5 |
| International trade | 1 |
| Space | 2 |
| Technology | 11 |
| Textile industry | 1 |
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