| |||
| position de commutation | |||
| position de couplage | |||
| position de l'aiguillage | |||
|
switch position : 20 phrases in 9 subjects |
| Automated equipment | 1 |
| Aviation | 3 |
| Communications | 1 |
| Computers | 1 |
| Electronics | 4 |
| Information technology | 1 |
| Mechanic engineering | 5 |
| Power system protection | 1 |
| Transport | 3 |