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нереверсивный двигатель stresses
automat.	nonreversing motor
el.	non-reversible motor
Makarov.	irreversible engine; non-reversible engine
nautic.	nonreversible engine; unidirectional engine; unirotational engine; unidirectional motor
tech.	nonreversible motor (электро)

нереверсивный двигатель: 2 phrases in 2 subjects

Oil / petroleum	1
Technology	1