 |
| собственный период колебаний: 29 phrases in 16 subjects |
| Acoustics | 1 |
| Automobiles | 1 |
| Combustion gas turbines | 1 |
| Construction | 1 |
| Electronics | 1 |
| Geophysics | 5 |
| Makarov | 4 |
| Metrology | 1 |
| Mining | 4 |
| Nautical | 2 |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Road works | 1 |
| Sakhalin | 1 |
| Seismology | 1 |
| Technology | 2 |