| Operator | |
| comp., MS | operador |
| econ. | operador de equipos; operador humano; operario de equipo |
| scient. el. | fasor |
| transp. | empresario; explotador |
|
Laplace : 33 phrases in 5 subjects |
| Computer numerical control | 2 |
| Earth sciences | 1 |
| Mathematics | 22 |
| Scientific | 2 |
| Statistics | 6 |