trav - two-
- travel
- travel agency
- travel allowance
- travel of crane
- travel of governor
- travel of spring
- travel of the centre of gravity
- travel on rails
- travel sickness
- travel skok
- traveling wave
- traveling wave amplifier
- traveling wave klystron
- traveling wave magnetron
- traveling wave maser
- traveling wave optical maser
- traveling wave resonator
- traveling wave tube
- traveling wave tube amplifier
- traveller
- travelling
- travelling bridge
- travelling chain block
- travelling crab
- travelling crane
- travelling dune
- travelling exhibition
- travelling inspection
- travelling ladder
- travelling load
- travelling overvoitage
- travelling platform
- travelling poise
- travelling prop
- travelling road
- travelling salesman problem
- travelling speed
- travelling transporter
- travelling wall crane
- travelling wave
