 |
| |||
| 输人输出处理 | |||
|
input/ output processing : 10 phrases in 4 subjects |
| Air defense | 3 |
| Aviation | 1 |
| Electronics | 5 |
| Space | 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