 |
| |||
| 自动跟踪系统 | |||
|
Automatic Tracking System : 27 phrases in 8 subjects |
| Air defense | 2 |
| Aviation | 7 |
| Drilling | 1 |
| Earth sciences | 1 |
| Electronics | 2 |
| Shipbuilding | 2 |
| Space | 6 |
| Technology | 6 |
|
| |||
| 自动跟踪系统 | |||
|
Automatic Tracking System : 27 phrases in 8 subjects |
| Air defense | 2 |
| Aviation | 7 |
| Drilling | 1 |
| Earth sciences | 1 |
| Electronics | 2 |
| Shipbuilding | 2 |
| Space | 6 |
| Technology | 6 |