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продувочное отверстие stresses
auto.	air bleed hole; blowoff; eduction port; induction port
construct.	air ventilation; air hole
el.	blowdown tap (трубка)
O&G, oilfield.	blowdown port; scavenge port
oil	admission port
tech.	air-bleed hole; blowoff hole; purge port; purge vent; vent hole
продувочные отверстия
mil., arm.veh.	bad ports

продувочное отверстие: 7 phrases in 3 subjects

Astronautics	1
Engineering	2
Technology	4