 |
| spectrum analysis: 54 phrases in 19 subjects |
| Aviation | 1 |
| Construction | 1 |
| Electronics | 5 |
| Energy industry | 1 |
| General | 1 |
| GOST | 1 |
| Makarov | 20 |
| Medical | 1 |
| Metallurgy | 2 |
| Military | 2 |
| Nuclear and fusion power | 3 |
| Oil / petroleum | 1 |
| Physics | 3 |
| Pipelines | 1 |
| Quantum electronics | 1 |
| Seismology | 1 |
| Silicate industry | 1 |
| Technology | 7 |
| Tengiz | 1 |