| |||
| полый световод | |||
| полый волновод | |||
|
hollow waveguide : 5 phrases in 3 subjects |
| Antennas and waveguides | 2 |
| Military | 1 |
| Technology | 2 |
| |||
| полый световод | |||
| полый волновод | |||
|
hollow waveguide : 5 phrases in 3 subjects |
| Antennas and waveguides | 2 |
| Military | 1 |
| Technology | 2 |