| |||
magnetical beam-switching tube | |||
trochoidal magnetron | |||
trochotron | |||
magnetic beam-switching tube | |||
| |||
trochotron-trochoidal magnetron |
磁旋 管 : 13 phrases in 9 subjects |
Aviation | 1 |
Construction | 1 |
Electric machinery | 2 |
Electronics | 2 |
General | 1 |
Information technology | 1 |
Mechanics | 1 |
Space | 3 |
Technology | 1 |