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| styrenebutadiene block copolymer | |||
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苯乙烯-丁二烯嵌段 共聚 物 : 13 phrases in 5 subjects |
| Oil / petroleum | 2 |
| Plastics | 5 |
| Polymers | 4 |
| Space | 1 |
| Technology | 1 |
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