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| 自封式: 26 phrases in 12 subjects |
| Automobiles | 4 |
| Chemistry | 1 |
| Compressors | 2 |
| Electric machinery | 3 |
| Electronics | 3 |
| Nautical | 1 |
| Navigation | 1 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Refrigeration | 1 |
| Space | 1 |
| Technology | 7 |
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