bouchon pyramidal
- Domaine
-
- industrie minière tir dans la mine
- Dernière mise à jour
Termes privilégiés :
- bouchon pyramidal n. m.
- bouchon en pyramide n. m.
Traductions
-
anglais
Auteur : Office québécois de la langue française,Définition
This type of cut usually consists of four holes drilled to meet at a common apex in the center of the place. This arrangement permits a high concentration of explosive to be used, and the pyramid cut is therefore particularly suitable for breaking hard ground.
Terme :
- pyramid cut