гидравлический затвор: 56 phrases in 14 subjects |
Automobiles | 1 |
Chemistry | 3 |
Construction | 15 |
Engines | 2 |
Food industry | 9 |
Hydrography | 1 |
Hydrology | 1 |
Metallurgy | 2 |
Nuclear and fusion power | 1 |
Oil / petroleum | 14 |
Public utilities | 1 |
Shipbuilding | 1 |
Technology | 4 |
Water supply | 1 |