observer displacement

forward observer (FO), forward observation officer; (artillery) observer / spotter

displacement (naut.)

displacement ton

linear velocity differential displacement transducer

linear voltage displacement transducer

rotation voltage displacement transducer

actual displacement

displacement oil pump

displacement setting

variable-displacement pump

horizontal displacement

fixed-displacement pump

full-load displacement

piston displacement

control stick lateral displacement

control stick longitudinal displacement

displacement thickness of a boundary layer

swash plate lateral displacement

swash plate longitudinal displacement

displacement hull

displacement

single displacement

single displacement type

single fixed displacement pump

single variable displacement pump

electoral observer

forward observer team

liaison observer

military observer (MILOB)

military observer mission

observer

observer mission