wave spectrum : 48 phrases in 17 subjects |
Antennas and waveguides | 3 |
Astronomy | 2 |
Chemistry | 1 |
General | 1 |
Geophysics | 2 |
Hydrology | 6 |
Makarov | 18 |
Mass media | 1 |
Metallurgy | 2 |
Nanotechnology | 1 |
Natural resourses and wildlife conservation | 2 |
Nautical | 3 |
Navigation | 1 |
Oil / petroleum | 1 |
Oil and gas | 1 |
Seismology | 1 |
Technology | 2 |