 |
| |||
| multitask system | |||
| 多 任务 系统: 25 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 5 |
| Electronics | 11 |
| Hydroelectric power stations | 1 |
| Space | 4 |
| Technology | 2 |
| Telecommunications | 1 |
|
| |||
| multitask system | |||
| 多 任务 系统: 25 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 5 |
| Electronics | 11 |
| Hydroelectric power stations | 1 |
| Space | 4 |
| Technology | 2 |
| Telecommunications | 1 |