weight per HP

fifty-per-cent zone in per cent of the range

hundred-per-cent zone (one-hundred-per-cent zone)

engine weight per horsepower

combat-loaded weight / combat loaded weight

weight to correct weight

basic weight / dry weight

basic weight plus fuel / wet weight

dry weight / basic weight

wet weight / basic weight plus fuel

maximum take-off weight / maximum takeoff weight (MTOW)

kilometers per hour (kph)

meters per second (m/s)

miles per hour (mph)

per diem

rounds per man

rounds per minute (r.p.m.)

vehicles per kilometer

probable error in range (PER)

floating-point operation per second (FLOP)

outdoor air intake per person

cargo space per inch of wheel base

actual cubic feet per minute

hundred-per-cent rectangle

standard cubic feet per hour

revenue per traffic-unit

average emissions per passenger

expenses per traffic unit

feet per minute (FPM)

fuel consumption per hour

fuel consumption per kilometre

meters per second (MPS)

respirations per minute (rpm)