| |||
| infrared beam | |||
| |||
| infrared light | |||
| infrared rays | |||
|
rayon infrarouge : 14 phrases in 2 subjects |
| Automated equipment | 13 |
| Natural resourses and wildlife conservation | 1 |
| |||
| infrared beam | |||
| |||
| infrared light | |||
| infrared rays | |||
|
rayon infrarouge : 14 phrases in 2 subjects |
| Automated equipment | 13 |
| Natural resourses and wildlife conservation | 1 |