| |||
| instrument d'observation | |||
| |||
| instruments d'observation | |||
|
observation instrument : 5 phrases in 4 subjects |
| General | 1 |
| Industry | 1 |
| Natural sciences | 2 |
| Transport | 1 |
| |||
| instrument d'observation | |||
| |||
| instruments d'observation | |||
|
observation instrument : 5 phrases in 4 subjects |
| General | 1 |
| Industry | 1 |
| Natural sciences | 2 |
| Transport | 1 |