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反射面 : 186 phrases in 23 subjects |
| Antennas and waveguides | 14 |
| Astronomy | 2 |
| Aviation | 1 |
| Electronics | 12 |
| General | 40 |
| Geology | 2 |
| Geophysics | 2 |
| Information technology | 1 |
| Lasers | 1 |
| Mathematics | 6 |
| Medical | 6 |
| Metallurgy | 2 |
| Military | 4 |
| Nanotechnology | 2 |
| Nautical | 2 |
| Nuclear and fusion power | 1 |
| Oil and gas | 1 |
| Oil processing plants | 1 |
| Radio | 1 |
| Radiolocation | 6 |
| Rail transport | 1 |
| Seismology | 5 |
| Technology | 73 |
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