back-diffusion
| of
| electrons
| back diffusion | |
| el. | diffusione inversa |
| of | |
| gen. | di |
| electron | |
| IT nat.sc. | elettrone |
| |||
| diffusione inversa | |||
|
back-diffusion : 2 phrases in 2 subjects |
| Antennas and waveguides | 1 |
| Chemistry | 1 |