 |
عدسة
بمستوى
| عدسة | |
| antenn. | lentille radioélectrique |
| |||
| lentille radioélectrique | |||
| |||
| objectif photographique | |||
| عدسة: 36 phrases in 5 subjects |
| Antennas and waveguides | 10 |
| Laboratory equipment | 1 |
| Radiology | 1 |
| Remote sensing | 21 |
| Vacuum tubes | 3 |