 |
| |||
| axial ray | |||
| central ray (осевой) | |||
| central ray | |||
| emission central ray; central ray (through the centre of the outlet port) | |||
| zero-offset ray | |||
| центральный луч: 22 phrases in 9 subjects |
| Automated equipment | 1 |
| General | 2 |
| Geophysics | 8 |
| Intelligence and security services | 1 |
| Mass media | 2 |
| Metallurgy | 1 |
| Nuclear physics | 2 |
| Oil / petroleum | 1 |
| Seismology | 4 |