| |||
infrared lock-on; infrared trace | |||
| |||
infrared tracking |
红外 跟踪 : 95 phrases in 12 subjects |
Air defense | 12 |
Aviation | 14 |
Business | 1 |
Earth sciences | 5 |
Electronics | 13 |
General | 2 |
Information technology | 1 |
Missiles | 2 |
Shipbuilding | 3 |
Space | 30 |
Technology | 11 |
Wind Energy | 1 |