ground-wave
| propagation
| curves
| ground wave | |
| commun. | onda de solo; onda directa |
| propagation | |
| agric. | multiplicação |
| coal. chem. el. | propagação |
| curve | |
| gen. | diagrama |
| |||
| onda de solo; onda directa | |||
|
ground-wave : 16 phrases in 3 subjects |
| Communications | 10 |
| Electronics | 5 |
| Information technology | 1 |