rift
rig
rig-building
rig-down
rigging
rigging-up
right
right-hand
right-handed
right-of-way
  rigid
rigid-body
rigidity
rigidly
rigid-type
rig-maintenance
rig-up
rill
rim
rind
ring

    rigid bottom-hole assembly

    жёсткий утяжелённый низ