Radio Engineering
| Laboratories
| radio engineering | |
| commun. | technique des radiocommunications |
| tech. | radiotechnique |
| laboratories | |
| patents. | laboratoires |
| laboratory | |
| gen. | laboratoire |
| environ. | laboratoire |
| |||
| technique des radiocommunications | |||
| radiotechnique f | |||
| technique radio | |||
|
Radio Engineering : 9 phrases in 4 subjects |
| Aviation | 4 |
| Communications | 3 |
| Medical appliances | 1 |
| Telecommunications | 1 |