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| 热解气; 裂解气 | |||
| pyrolysis gas: 46 phrases in 12 subjects |
| Aviation | 1 |
| Chemistry | 6 |
| Earth sciences | 8 |
| Electronics | 1 |
| General | 1 |
| Geology | 5 |
| Oil / petroleum | 5 |
| Oil processing plants | 3 |
| Plastics | 1 |
| Polymers | 7 |
| Space | 2 |
| Technology | 6 |
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