 |
| |||
| corkscrew antenna; helical aerial; helix; screw antenna | |||
| spiral antenna | |||
| 螺旋形天线: 7 phrases in 4 subjects |
| Air defense | 1 |
| Space | 1 |
| Technology | 3 |
| Telecommunications | 2 |
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