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| face count | |||
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| absorption cross-section; effective area | |||
| measured surface; effective surface | |||
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| partial effective area of an antenna for a given polarization and direction | |||
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surface effectif : 14 фраз в 6 тематиках |
| Машиностроение | 1 |
| Медико-биологические науки | 4 |
| Полупроводники | 1 |
| Связь | 2 |
| Техника | 4 |
| Электроника | 2 |