измеритель частоты повторения импульсов

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измеритель частоты: 34 phrases in 16 subjects

Acoustics	1
Automated equipment	2
Aviation	1
Cables and cable production	1
Electronics	8
Firefighting and fire-control systems	1
High frequency electronics	1
Information technology	1
Makarov	1
Mass media	1
Medical	1
Microelectronics	1
Military	2
Nautical	1
Technology	9
Telecommunications	2