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| 通信连接装备 | |||
| 信息链路 | |||
| 数据自动传输装置 | |||
| information link: 21 phrases in 8 subjects |
| Air defense | 2 |
| Aviation | 8 |
| Computer networks | 1 |
| Electronics | 3 |
| Finances | 1 |
| Space | 3 |
| Technology | 1 |
| Telecommunications | 2 |
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