 |
| |||
| ligne serpentante; ligne ondulée | |||
|
wave line : 9 phrases in 6 subjects |
| Antennas and waveguides | 1 |
| Coal | 1 |
| Communications | 2 |
| Electronics | 2 |
| Life sciences | 2 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| ligne serpentante; ligne ondulée | |||
|
wave line : 9 phrases in 6 subjects |
| Antennas and waveguides | 1 |
| Coal | 1 |
| Communications | 2 |
| Electronics | 2 |
| Life sciences | 2 |
| Natural resourses and wildlife conservation | 1 |