затвор: 247 phrases in 18 subjects |
Antennas and waveguides | 1 |
Astronomy | 2 |
Chemistry | 4 |
Construction | 35 |
Firefighting and fire-control systems | 1 |
General | 2 |
Hydrography | 1 |
Mechanics | 1 |
Metallurgy | 15 |
Military | 68 |
Mining | 1 |
Packaging | 17 |
Photography | 3 |
Pipelines | 3 |
Pulp and paper industry | 1 |
Radio | 1 |
Shipbuilding | 2 |
Technology | 89 |