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to phrases
F
2
region
stresses
el.
слой F
2
(ионосферы)
f2- region
el.
слой ф2
F2-region
telecom.
ионосферный подслой, находящийся на расстоянии
250-400
км от земной поверхности для круглосуточной ВЧ-связи
F 2 region:
2 phrases
in 2 subjects
Aerohydrodynamics
1
Physics
1
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