sporadic E
| layer
| sporadic E | |
| el. | couche sporadique E; couche E sporadique; couche Es |
| layer | |
| agric. | poule pondeuse; marcotter |
| chem. | film d'émail |
| comp., MS | couche |
| environ. | assise; couche |
| life.sc. | strate |
| life.sc. agric. | marcotte |
| tech. | teinte indicatrice |
| |||
| couche sporadique E; couche E sporadique; couche Es | |||
| |||
| couche sporadique E; couche E sporadique; couche Es | |||
|
sporadic E : 12 phrases in 4 subjects |
| Astronomy | 1 |
| Communications | 1 |
| Electronics | 8 |
| Information technology | 2 |