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| coal treatment (MichaelBurov) | |||
| coal preparation (к процессу газификации); coal pretreatment (к процессу газификации) | |||
| подготовка угля: 16 phrases in 7 subjects |
| Coal | 1 |
| Electronics | 1 |
| Energy industry | 5 |
| Gas processing plants | 5 |
| Geology | 1 |
| Mining | 1 |
| Technology | 2 |
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