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система отопления и вентиляции | |||
система обогрева и вентиляции (Konstantin 1966) |
heating and ventilation system: 13 phrases in 8 subjects |
Construction | 3 |
Drilling | 1 |
Energy industry | 1 |
General | 3 |
Pharmacology | 2 |
Sakhalin R | 1 |
Technology | 1 |
Transport | 1 |