 |
| |||
| 虚拟数据 | |||
|
virtual data : 21 phrases in 5 subjects |
| Aviation | 4 |
| Computer networks | 1 |
| Electronics | 8 |
| Information technology | 4 |
| Space | 4 |
|
| |||
| 虚拟数据 | |||
|
virtual data : 21 phrases in 5 subjects |
| Aviation | 4 |
| Computer networks | 1 |
| Electronics | 8 |
| Information technology | 4 |
| Space | 4 |