harmonic motion : 28 phrases in 14 subjects |
Astronautics | 1 |
Automated equipment | 2 |
Aviation medicine | 2 |
Construction | 2 |
Geology | 1 |
Geophysics | 1 |
Makarov | 4 |
Mathematics | 3 |
Medical | 1 |
Metallurgy | 1 |
Military | 1 |
Nuclear and fusion power | 1 |
Seismology | 2 |
Technology | 6 |