 |
| |||
| driller; drilling machine setter-operator | |||
| insect borer; wood-borer; wood-boring insect | |||
| drilling operator | |||
| borer | |||
| drill runner | |||
|
foreur : 56 a las frases, 9 temas |
| Café | 5 |
| Ciencias de la tierra | 3 |
| Control de plagas | 8 |
| Derecho laboral | 5 |
| Entomologia | 23 |
| Geología | 2 |
| Medicina | 2 |
| Metalurgia | 2 |
| Recursos naturales y conservación de la vida silvestre. | 6 |