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Nh-кривая (зависимость электронной концентрации от высоты над землёй) |
N - curve : 17 phrases in 11 subjects |
Astronautics | 1 |
Automated equipment | 1 |
Automobiles | 2 |
Aviation | 3 |
Construction | 1 |
Energy industry | 1 |
Makarov | 2 |
Materials science | 1 |
Mathematics | 2 |
Metallurgy | 2 |
Occupational health & safety | 1 |