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Oil & Gas
| Africa
| oil gas | |
| chem. | 油 气 |
| oil | 油气 |
| tech. | 油制气; 石油破坏蒸馏得到的烃气 |
| textile | 石油气 |
| oil-gas | |
| el.mach. | 石油气 |
| Africa | |
| earth.sc. | 非洲 |
| environ. | 非洲 |
| oil | 非洲的 |
| |||
| 油煤气 | |||
| 油气 | |||
| 油制气; 石油破坏蒸馏得到的烃气 | |||
| 石油气 | |||
| |||
| 石油气 | |||
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| 石油气 | |||
| Oil & Gas: 624 phrases in 39 subjects |