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| 双纱包线 | |||
| double cotton: 38 phrases in 11 subjects |
| Agriculture | 2 |
| Aviation | 3 |
| Business | 5 |
| Earth sciences | 2 |
| Electric machinery | 2 |
| Electronics | 2 |
| General | 8 |
| Geophysics | 1 |
| Metallurgy | 1 |
| Technology | 2 |
| Textile industry | 10 |
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