 |
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| liquefaction of solid fuels | |||
| Verflüssigung fester Brennstoffe: 5 phrases in 3 subjects |
| Biology | 1 |
| Energy industry | 3 |
| Environment | 1 |
|
| |||
| liquefaction of solid fuels | |||
| Verflüssigung fester Brennstoffe: 5 phrases in 3 subjects |
| Biology | 1 |
| Energy industry | 3 |
| Environment | 1 |