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волновой пакет | |||
группа волн | |||
серия волн |
波组: 50 phrases in 12 subjects |
Aviation | 1 |
Electronics | 7 |
General | 11 |
Geology | 1 |
Geophysics | 1 |
Name of organization | 1 |
Oil / petroleum | 2 |
Radio | 1 |
Seismology | 6 |
Technology | 17 |
Telecommunications | 1 |
Textile industry | 1 |