жорстка опора
semi-rigid - rigid inflatable boat (RIB)
rigid tow bar
non-rigid airship
rigid airship
rigid removable tank
rigid pavement
rigid vortex
boom vang (rigid)
unmanned non-rigid airship
unmanned rigid airship
unmanned semi-rigid airship
armour piercing, composite rigid (APCR)
armour-piercing, composite non-rigid (APCNR)
composite rigid shot
wind relative bearing / wind-relative bearing
bearing frame
bearing grid angle
bearing roller
bearing seat
bearing shell
compass bearing
constant-bearing guidance / homing / navigation
grid bearing
line of bearing (LOB)
load bearing capacity
load-bearing capacity
load-bearing equipment (LBE)
magnetic bearing
reverse bearing
supporting bearing
true azimuth / bearing
detection, ranging, cross bearing, intersection