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| 控制与警告; 控制和警报; 控制和警告 | |||
| 控制与报警 | |||
| control and warning: 67 phrases in 8 subjects |
| Air defense | 8 |
| Aviation | 24 |
| Electronics | 13 |
| General | 13 |
| Nautical | 2 |
| Space | 5 |
| Technology | 1 |
| United Nations | 1 |
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