компресійне (ущільнювальне) поршневе кільце
circumferentially compressible piston ring
compound piston ring
face of piston ring
hammered piston ring
inside beveled piston ring
inverted beveled piston ring
oil control piston ring
oil scraper piston ring
piston ring
gummed-up piston ring
base junction; rotary collector ring (box); rotary base junction (of a tank); rotary connection; slip ring; traverse rotary base junction
life ring (ring buoy)
compression ignition engine
compression tank
compression sack, stuff sack
compression of grease in the barrel
compression chuckle
compression end
compression relief cock
compression slope
compression wave front
idler compression spring
compression ignition
compression process
compression ratio
compression zone
supersonic external-compression inlet duct
supersonic internal-compression inlet duct
compression deformation
compression test
compression strain
Mach compression line