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| total communications | |||
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全网通信 : 25 phrases in 10 subjects |
| Aviation | 1 |
| Computer networks | 5 |
| Earth sciences | 1 |
| Electronics | 8 |
| General | 1 |
| Nautical | 1 |
| Project management | 1 |
| Space | 1 |
| Technology | 2 |
| Telecommunications | 4 |
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