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Зараз показуються 1-10 з 4
acoustic waves (2) |
blasting (4) |
borehole charges (3) |
explosive destruction (4) |
explosive waves (2) |
open pit (4) |
ore (3) |
rock massifs (1) |
symmetric action of borehole charges (1) |
взрывание скважинных зарядов (1) |