hyperfrequency
| hyperfrequency | |
| oil | 超高频 |
| |||
| 超高频 | |||
|
hyperfrequency : 5 phrases in 3 subjects |
| Air defense | 1 |
| Technology | 3 |
| Telecommunications | 1 |
| hyperfrequency | |
| oil | 超高频 |
| |||
| 超高频 | |||
|
hyperfrequency : 5 phrases in 3 subjects |
| Air defense | 1 |
| Technology | 3 |
| Telecommunications | 1 |