 |
| |||
| 可检测信号 | |||
|
detectable signal : 11 phrases in 5 subjects |
| Electronics | 3 |
| Geophysics | 1 |
| Space | 3 |
| Technology | 3 |
| Telecommunications | 1 |
|
| |||
| 可检测信号 | |||
|
detectable signal : 11 phrases in 5 subjects |
| Electronics | 3 |
| Geophysics | 1 |
| Space | 3 |
| Technology | 3 |
| Telecommunications | 1 |