 |
| |||
| automatic following system | |||
| automatic tracking loop | |||
| automatic lock-on system | |||
| automatic tracking system; self-tracking system | |||
| 自动跟踪系统: 53 phrases in 11 subjects |
| Air defense | 1 |
| Aviation | 22 |
| Drilling | 2 |
| Earth sciences | 2 |
| Electronics | 4 |
| General | 1 |
| Missiles | 1 |
| Radio | 1 |
| Shipbuilding | 1 |
| Space | 12 |
| Technology | 6 |