| |||
| ★ 热电子发射 | |||
| 热离子发射 | |||
| 热离子发射［辐射］ | |||
| 热电放射 | |||
|
thermionic emission : 16 do fraz, 4 tematyki |
| Elektronika | 10 |
| Energia cieplna | 1 |
| Hutnictwo | 2 |
| Technika i technologia | 3 |
| |||
| ★ 热电子发射 | |||
| 热离子发射 | |||
| 热离子发射［辐射］ | |||
| 热电放射 | |||
|
thermionic emission : 16 do fraz, 4 tematyki |
| Elektronika | 10 |
| Energia cieplna | 1 |
| Hutnictwo | 2 |
| Technika i technologia | 3 |