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| class 2 INF ship | |||
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| class 1 INF ship | |||
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| class 3 INF ship | |||
| 级船舶: 38 phrases in 12 subjects |
| American usage, not spelling | 1 |
| Bridge construction | 1 |
| Business | 1 |
| Commerce | 1 |
| Economy | 4 |
| General | 1 |
| International trade | 6 |
| Nautical | 10 |
| Navigation | 2 |
| Shipbuilding | 4 |
| Technology | 6 |
| Textile industry | 1 |