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boiler circulation |
циркуляция котла : 51 phrases in 12 subjects |
Construction | 4 |
Electrical engineering | 1 |
Electronics | 4 |
Energy industry | 10 |
Forestry | 3 |
Mechanic engineering | 2 |
Nautical | 8 |
Public utilities | 1 |
Rail transport | 2 |
Technology | 8 |
Thermal engineering | 7 |
Wood processing | 1 |