 |
| |||
| multiple-electrode valve; multiple-electrode tube | |||
| multiple grid tube | |||
| multigrid tube; multigrid valve | |||
| многосеточная лампа: 2 phrases in 2 subjects |
| Electrical engineering | 1 |
| Makarov | 1 |
|
| |||
| multiple-electrode valve; multiple-electrode tube | |||
| multiple grid tube | |||
| multigrid tube; multigrid valve | |||
| многосеточная лампа: 2 phrases in 2 subjects |
| Electrical engineering | 1 |
| Makarov | 1 |