- reinforce, stiften
- rotation; shift; torsion, warping
- rate of efficiency, equipment uptime
- reinforce; strengthen; availability
- rack and pinion, toothed rack
- rip, rupture
- resistance, resistor
- refill, restock
- repetition, iteration
- recreation vehicle, RV
- rise, grow, increase
- recoil, flow back
- reject, repudiate
- reliable, dependable
- reliability, dependability
- regulation range, control range
- regulator; governor
- reverse automatic gain control, reverse AGC
- recording magnetic head, recording head
- reverberator, reverberation amplifier
- recording tape, magnetic tape, megtape, ferrous coated tape
- rear panel connection, rear input terminal
- reset switch, resetting switch; restoring switch
- rack construction, rack mounting
- rack equipment, rack profile; rack arrangement
- rack wiring, shelf cabling
- rack panel, rack frame; rack
- retrofit kit, add-on kit
- round file, rat-tail file
- reaction force, restoring force
- rached wheel, pawl wheel
- rub, scrub
- rope traction, conveyor trip
- reinforcing rib, reinforcing fin
- rotatable, rotary; versatile
- round-head screw, halfround-head screw; button-headed screw
- re-tool, re-machine
- radio taxi
- radiometeorograph
- rat poison
- read receipt
- real coffee
- receiving station
- red kuri squash
- rediscount credit
- regelation
- remote monitoring
- rental agreement
- rental apartment
- repetend
