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| antenna input impedance | |||
| вхідний: 226 phrases in 32 subjects |
| Accounting | 1 |
| Agriculture | 2 |
| American usage, not spelling | 1 |
| Astronautics | 12 |
| Aviation | 21 |
| Brazil | 1 |
| Business style | 1 |
| Chemistry | 4 |
| Communications | 5 |
| Computers | 8 |
| Construction | 6 |
| Diplomacy | 1 |
| Ecology | 1 |
| Economy | 17 |
| Electronics | 3 |
| Finances | 6 |
| General | 22 |
| Genetics | 1 |
| Information technology | 40 |
| Law | 1 |
| Mathematics | 1 |
| Meteorology | 1 |
| Microelectronics | 22 |
| Microsoft | 9 |
| Military | 10 |
| Nautical | 2 |
| Officialese | 1 |
| Oil and gas | 12 |
| Radio | 2 |
| Technology | 6 |
| Telecommunications | 5 |
| Transport | 1 |