| |||
section efficace de l'aérien; surface efficace de l'antenne | |||
surface apparente | |||
surface effective | |||
surface active |
эффективная поверхность: 15 phrases in 7 subjects |
Astronautics | 2 |
Chemistry | 1 |
Nuclear physics | 1 |
Radio | 3 |
Radiolocation | 6 |
Technology | 1 |
United Nations | 1 |