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| combustibile liquido | |||
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| combustibili liquidi | |||
| liquid fuel: 25 phrases in 12 subjects |
| Astronomy | 1 |
| Energy industry | 1 |
| Environment | 2 |
| General | 7 |
| Materials science | 1 |
| Mechanic engineering | 2 |
| Metallurgy | 1 |
| Nuclear and fusion power | 4 |
| Oil / petroleum | 1 |
| Patents | 2 |
| Politics | 1 |
| Transport | 2 |