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| 人造纤维 | |||
| 人造丝纤维 | |||
| 黏胶纤维; 人造纤维素纤维 | |||
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rayon fiber : 25 phrases in 4 subjects |
| Polygraphy | 1 |
| Polymers | 4 |
| Technology | 2 |
| Textile industry | 18 |
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