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微 贝 : 21 phrases in 11 subjects |
| Air defense | 4 |
| Chemistry | 1 |
| Electronics | 1 |
| General | 4 |
| Metallurgy | 2 |
| Pharmacology | 1 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 4 |
| Telecommunications | 1 |
| Textile industry | 1 |
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