Chili (1) Tools (1) Slopes (Soil mechanics) (1) Mineral industries (1) Methodology (1) Mechanics (1) Mechanical movements (1) Materials (1) Essay (1) Copper (1) Revista (1) Clave (1) Factores (1) Mecanismos (1) Taludes (1) Cobre (1) Licuefacción (1) Ensayo (1) Empleo (1) Minería (1) Metodología (1) Mecánica (1) Materiales (1) Herramientas (1) essai (1) mécanique (1) cuivre (1)