 |
| voltage direct current: 37 phrases in 13 subjects |
| Caspian | 1 |
| Construction | 1 |
| Electrical engineering | 6 |
| Electronics | 3 |
| Energy industry | 4 |
| General | 1 |
| Geophysics | 1 |
| Makarov | 4 |
| Metrology | 1 |
| Military | 2 |
| Sakhalin | 1 |
| Technology | 11 |
| Telecommunications | 1 |
|
| voltage direct current: 37 phrases in 13 subjects |
| Caspian | 1 |
| Construction | 1 |
| Electrical engineering | 6 |
| Electronics | 3 |
| Energy industry | 4 |
| General | 1 |
| Geophysics | 1 |
| Makarov | 4 |
| Metrology | 1 |
| Military | 2 |
| Sakhalin | 1 |
| Technology | 11 |
| Telecommunications | 1 |