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| Elektronenröhren f | |||
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| Elektronenröhre f | |||
| Elektronenröhre f (USA) | |||
| Elektronenroehre f; Röhre f; Vakuumröhre f | |||
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electron tubes : 63 phrases in 12 subjects |
| Antennas and waveguides | 3 |
| Automated equipment | 2 |
| Electronics | 8 |
| General | 1 |
| High energy physics | 1 |
| Measuring instruments | 12 |
| Nuclear physics | 1 |
| Optics branch of physics | 1 |
| Physics | 9 |
| Radiation | 9 |
| Radio | 1 |
| Technology | 15 |