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| поэтапный планово-профилактический ремонт (a turnaround in which a refinery unit or a section of refinery units is taken down and then brought back up and then another unit or group of units is taken down and brought back up and so on. felog) | |||
| phase turnaround: 1 Phrase in 1 Thematik |
| Astronautik | 1 |