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зенитный |
zénithal : 69 phrases in 17 subjects |
Astronautics | 5 |
Astronomy | 16 |
Construction | 7 |
General | 2 |
Geophysics | 2 |
High energy physics | 1 |
Hydraulic engineering | 1 |
Meteorology | 2 |
Military | 1 |
Nuclear physics | 5 |
Optics branch of physics | 1 |
Physics | 2 |
Radio | 1 |
Radiolocation | 1 |
Shipbuilding | 2 |
Surveying | 16 |
Technology | 4 |