 |
| |||
| 子系统支持 | |||
|
subsystem support : 24 phrases in 7 subjects |
| Air defense | 2 |
| Aviation | 7 |
| Communications | 1 |
| Electronics | 8 |
| Information technology | 2 |
| Rail transport | 1 |
| Space | 3 |
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