pavement depth factor (PDF)

factor OT/BT (observer-target/battery-target factor)

observer-target / battery-target factor (factor OT/BT)

Q factor / quality factor

pair distribution function (PDF)

passive direction finding (PDF)

peace development fund (PDF)

Personal Data Form (PDF)

point detonating fuze (PDF)

post defense force (PDF)

principal direction of fire (PDF)

projectile disassembly facility (PDF)

propellant disposition facility (PDF)

campos pavement

heavy-duty pavement

runway pavement

aerodrome pavement

aerodrome pavement bearing shoulder

aerodrome pavement revetment

aerodrome pavement shoulder

asphalt concrete pavement

cement concrete pavement

pavement

rigid pavement

airfield pavement

composite pavement

concrete pavement

flexible pavement

taxiway pavement

pavement classification number (PCN)

defense in depth

depth bomb / charge

depth contour