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| down-lead | |||
| 下引 线: 23 phrases in 11 subjects |
| Antennas and waveguides | 1 |
| Aviation | 5 |
| Electronics | 1 |
| General | 3 |
| Hydroelectric power stations | 1 |
| Information technology | 1 |
| Metallurgy | 1 |
| Space | 2 |
| Technology | 5 |
| Telecommunications | 1 |
| Wind Energy | 2 |
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