| |||
fire tube boiler | |||
fire-tube boiler | |||
flue boiler; flue-gas boiler; internal-flue boiler |
дымогарный котёл : 15 phrases in 7 subjects |
Mechanic engineering | 2 |
Metallurgy | 1 |
Pipelines | 1 |
Rail transport | 1 |
Shipbuilding | 1 |
Technology | 6 |
Thermal engineering | 3 |