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frequency threshold stresses
tech.	частотный порог

frequency threshold : 23 phrases in 15 subjects

Acoustics	1
Astronautics	1
Automated equipment	1
Electrical engineering	1
Electrochemistry	1
Electronics	2
Energy industry	1
Information technology	1
Makarov	1
Mass media	3
Metallurgy	1
Nuclear physics	1
Radiation	2
Space	1
Technology	5