functional testing

functional capability board (FCB)

functional command

functional plan

functional team

logistic functional services (LOGFS)

Functional Hardware and Software Contour (FHSC)

functional check

functional compatibility

functional check flight (after repair)

functional specification

functional element

Multi-functional Satellite Augmentation System (MSAS)

psychological testing

hardware redundancy testing

barrel-testing rod

block testing stand

hydraulic testing equipment

incremental proof testing

bench testing program

bond testing

fatigue testing machine

fault testing

friction testing

high-stress testing

impact testing

in-service testing

loads testing

marginal testing

mechanical shock testing

static structure testing

structure testing machine

tensile fatigue testing