| |||
| ★ 连续波发射机 | |||
| |||
| 连续波发射机 | |||
| 等幅波发射机 | |||
|
continuous-wave transmitter : 5 phrases in 4 subjects |
| Aviation | 1 |
| General | 1 |
| Geophysics | 1 |
| Space | 2 |
| |||
| ★ 连续波发射机 | |||
| |||
| 连续波发射机 | |||
| 等幅波发射机 | |||
|
continuous-wave transmitter : 5 phrases in 4 subjects |
| Aviation | 1 |
| General | 1 |
| Geophysics | 1 |
| Space | 2 |