випробування дослідного зразка
prototype
prototype aircraft
prototype flying
prototype model
prototype flyoff
checkout equipment
ground control checkout (verification) equipment
checkout, control and monitor system (CCMS)
launch checkout
preflight checkout
preflight readiness checkout
ground checkout equipment (GCE)
checkout procedure
checkout equipment / test and control equipment, testing equipment
test and control equipment / testing equipment, checkout equipment
vertical checkout
checkout
checkout area
checkout hut