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ручной бурильный молоток stresses
geol.	one-man drilling machine; hand sinker
mining.	handrill; jack hammer drill; one-man drill
O&G	pusher; jackhammer drill
oil	unmounted drill (не устанавливаемый на колонке); hammer hand drill; hand-held drill; hand-held rock drill
tech.	jackhammer

ручной бурильный молоток: 15 phrases in 3 subjects

Mining	8
Oil / petroleum	5
Oil and gas	2