Video - Underground Mining--HIRA Project


Videa Terex Drilling Underground Mining--HIRA Project



Underground Mining--HIRA Project

Underground mining safety training video made by the HIRA Project at the University of Utah.

Underground, Mining

Videa

Délka: 5 minut : 30 sekund
Autor: hiraprojectutah
Shlédnutí: 1 980 x
Hodnocení: 5.0 / 5   (2 x)