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defense system
| avionics
| defense system | |
| el. | 国防系统; 防务系统 |
| avionics | |
| gen. | 电子设备和控制系统 |
| avia. | 航空电子技术; 航空电子 |
| cartogr. | 航空电子学 |
| mil., air.def. | 电子设备 |
| |||
| 国防系统; 防务系统 | |||
| 防御体系 | |||
| defense system: 314 phrases in 13 subjects |
| Air defense | 44 |
| Aviation | 104 |
| Business | 2 |
| China | 1 |
| Earth sciences | 4 |
| Electronics | 41 |
| General | 8 |
| Information technology | 1 |
| Multimedia | 1 |
| Space | 84 |
| United Nations | 4 |
| United States | 19 |
| Volleyball | 1 |