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| асфальтен | |||
| асфальтены | |||
| асфальтен (可溶于四氯化碳而不溶于石油醚的沥青组分) | |||
| 沥青 烯: 6 phrases in 4 subjects |
| General | 1 |
| Geochemistry | 1 |
| Oil processing plants | 2 |
| Technology | 2 |
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