 |
| |||
| 自动飞行 | |||
|
automatic flight : 60 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 29 |
| Business | 1 |
| Electronics | 6 |
| General | 4 |
| Space | 18 |
| Technology | 1 |
|
| |||
| 自动飞行 | |||
|
automatic flight : 60 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 29 |
| Business | 1 |
| Electronics | 6 |
| General | 4 |
| Space | 18 |
| Technology | 1 |