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调谐线 : 68 phrases in 9 subjects |
| Antennas and waveguides | 3 |
| Aviation | 2 |
| Electronics | 7 |
| General | 11 |
| Household appliances | 1 |
| Military | 3 |
| Radio | 7 |
| Technology | 31 |
| Telecommunications | 3 |
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