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低频 | |||
低周率 | |||
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低频 (НЧ) | |||
低频 | |||
低频率; 低周 | |||
低周波 | |||
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低频光电信号发生器 | |||
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低频30—300千赫 |
низкие частоты : 79 phrases in 11 subjects |
Antennas and waveguides | 1 |
Aviation | 1 |
Electricity | 1 |
Electronics | 7 |
General | 21 |
Military | 2 |
Oil and gas | 5 |
Oil processing plants | 3 |
Radio | 2 |
Seismology | 1 |
Technology | 35 |