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| 磁放大器: 124 phrases in 17 subjects |
| Air defense | 1 |
| Aviation | 2 |
| Business | 1 |
| Electric machinery | 3 |
| Electricity | 1 |
| Electronics | 43 |
| General | 13 |
| Geophysics | 1 |
| Information technology | 1 |
| Mathematics | 1 |
| Metallurgy | 4 |
| Oil / petroleum | 7 |
| Project management | 1 |
| Radio | 1 |
| Shipbuilding | 4 |
| Space | 2 |
| Technology | 38 |
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