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| поляризационная характеристика | |||
| 极性特性: 60 phrases in 8 subjects |
| Antennas and waveguides | 1 |
| Electronics | 11 |
| General | 10 |
| Geology | 1 |
| Microelectronics | 1 |
| Oil processing plants | 1 |
| Radio | 2 |
| Technology | 33 |
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