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| 天线单元 | |||
| antenna unit: 38 phrases in 10 subjects |
| Air defense | 6 |
| Aviation | 6 |
| Communications | 1 |
| Construction | 2 |
| Electronics | 9 |
| General | 1 |
| Geophysics | 1 |
| Space | 4 |
| Technology | 5 |
| Telecommunications | 3 |
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