| Englisch | Spanisch | |
|---|---|---|
| Electricity | ||
| Electricity | reference surface | superficie de referencia |
| Electrics/Electronics | ||
| Electrics/Electronics | reference surface | superficie de referencia |
| Optics | ||
| Optics | reference surface | superficie de referencia [f] |
| Optics | reference surface | superficie de referencia |
| Lighting | ||
| Lighting | reference surface | superficie de referencia |
| Telecom | ||
| Telecom | reference surface | superficie de referencia [f] |
| Telecommunication | ||
| Telecommunication | reference surface | superficie de referencia [f] |
| Telecommunication | reference surface | superficie de referencia |