in-and-out construction of tank

tank clean-out opening

tank steaming-out and cleaning system

tank steaming-out piping system

an out and out reactionary political force

an out-and-out country life

breed out and out

casting-out-9 check=casting out nines

from out to out

out and out

Out of sight and out of mind

out-and-out

out-to-out

rain（-）out wash（-）out

two way serial in parallel out and parallel in serial out transceiver

fuel oil tank [= oil fuel storage tank

Tank within Tank

the tank wall plate of LNG storage tank

crowd in(out) effect

going-out development