 |
| 接收机: 1416 phrases in 28 subjects |
| Agriculture | 5 |
| Air defense | 192 |
| Artificial intelligence | 1 |
| Astronautics | 1 |
| Automobiles | 8 |
| Aviation | 102 |
| Business | 3 |
| Communications | 13 |
| Compressors | 1 |
| Construction | 19 |
| Earth sciences | 11 |
| Electronics | 226 |
| General | 63 |
| Geophysics | 5 |
| Information technology | 22 |
| Metallurgy | 12 |
| Military | 3 |
| Nautical | 3 |
| Oil / petroleum | 12 |
| Project management | 2 |
| Radio | 13 |
| Refrigeration | 1 |
| Shipbuilding | 34 |
| Space | 239 |
| Technology | 393 |
| Telecommunications | 25 |
| United Nations | 2 |
| United States | 5 |
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