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复制模 : 34 phrases in 13 subjects |
| Agriculture | 4 |
| Aviation | 4 |
| Bridge construction | 1 |
| Chemistry | 1 |
| Electronics | 5 |
| General | 2 |
| Genetics | 1 |
| Metallurgy | 1 |
| Multimedia | 1 |
| Plastics | 2 |
| Project management | 1 |
| Technology | 9 |
| Textile industry | 2 |
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