 |
| |||
| passive detection | |||
| passive sounding | |||
|
无源探测 : 26 phrases in 11 subjects |
| Air defense | 9 |
| Aviation | 3 |
| Compressors | 1 |
| Drilling | 1 |
| Earth sciences | 2 |
| Electronics | 1 |
| General | 1 |
| Geophysics | 1 |
| Radio | 1 |
| Space | 5 |
| Technology | 1 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips