 |
| |||
| 板极回路调谐; 板极调谐; 调板 | |||
| tuned-plate: 12 phrases in 7 subjects |
| Air defense | 1 |
| General | 1 |
| Geophysics | 1 |
| Oil / petroleum | 1 |
| Radio | 4 |
| Shipbuilding | 1 |
| Technology | 3 |
|
| |||
| 板极回路调谐; 板极调谐; 调板 | |||
| tuned-plate: 12 phrases in 7 subjects |
| Air defense | 1 |
| General | 1 |
| Geophysics | 1 |
| Oil / petroleum | 1 |
| Radio | 4 |
| Shipbuilding | 1 |
| Technology | 3 |