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| 多孔膜; 吹塑薄膜 | |||
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| 吹塑薄膜 | |||
| 多孔膜 | |||
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| 吹塑薄膜 | |||
| blown-film: 20 phrases in 5 subjects |
| Architecture | 2 |
| International trade | 1 |
| Plastics | 13 |
| Polymers | 2 |
| Technology | 2 |
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