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| 聚环氧丙烷 | |||
| 聚氧化丙烯 | |||
| polyoxypropylene: 18 phrases in 7 subjects |
| Chemistry | 8 |
| Oil / petroleum | 1 |
| Pharmacology | 1 |
| Plastics | 1 |
| Polymers | 4 |
| Space | 1 |
| Technology | 2 |
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