 |
| |||
| electron-beam tube; electron-beam valve | |||
| electron valve | |||
| electron-beam instrument; cathode-ray device | |||
| электроннолучевой прибор: 6 do fraz, 3 tematyki |
| Elektronika | 1 |
| Technika i technologia | 4 |
| Wojskowość | 1 |
|
| |||
| electron-beam tube; electron-beam valve | |||
| electron valve | |||
| electron-beam instrument; cathode-ray device | |||
| электроннолучевой прибор: 6 do fraz, 3 tematyki |
| Elektronika | 1 |
| Technika i technologia | 4 |
| Wojskowość | 1 |