boren met de rotary

de Rotary-Bohren , Rotarybohren
el γεώτρηση με περιστροφικό γεωτρύπανο
en rotary drilling
es perforar por rotary
fr forage rotary , forage rotatif , forer à système rotary
it perforazione a rotazione , perforazione rotary
nl roterend boren