кільцева оправа верхнього скла компаса
base junction; rotary collector ring (box); rotary base junction (of a tank); rotary connection; slip ring; traverse rotary base junction
life ring (ring buoy)
be on verge of decisive victory
be on the verge of collapse
be on the verge of defeat
be on the verge of war
go beyond the verge of powers
on the verge of using nuclear weapons
on the verge of war
verge glass
verge plate
base ring
breech ring (of firearm)
D-ring
gun ring
jet ring
retaining ring
ring
safety-pin ring
stator ring
stiffener ring
X ring
defense ring
power-slip ring
slinger ring
slip ring
slip-ring box
slip-ring terminal
fire extinguishing ring
sprocket ring
tie-down ring
trunnion ring