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| off-gas stack (igisheva) | |||
| blowing shaft | |||
| vent (на скважине подземного газогенератора) | |||
| vent (Bauirjan) | |||
| pipe riser (nastyavk) | |||
| vent stack | |||
| cold vent; cold vent stack | |||
| gas vent | |||
| |||
| cold vent pits (Dzhem) | |||
| продувочная свеча: 4 phrases in 3 subjects |
| Construction | 1 |
| Oil and gas technology | 2 |
| Weapons of mass destruction | 1 |