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purge plug (Dzhem) |
свеча продувочная : 14 phrases in 9 subjects |
Chemical industry | 1 |
Construction | 2 |
Gas processing plants | 1 |
Oil / petroleum | 2 |
Oil and gas | 1 |
Oil and gas technology | 4 |
Sakhalin | 1 |
Technology | 1 |
Weapons of mass destruction | 1 |