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| vinyl chloride-acrylonitrile copolymers | |||
| poly (vinyl chloride-co-acrylonitrile); vinyl chloride-acrylonitrile copolymer | |||
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氯乙烯一丙烯腈 共聚 物 : 5 phrases in 2 subjects |
| Plastics | 2 |
| Polymers | 3 |
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