maintenance idling (periodic running of engine for maintenance purposes)

noise measurement for monitoring purposes

years service for severance pay purposes

engine idling speed adjusting screw

idling engine operation

initial running of engine

periodic maintenance check

periodic maintenance

periodic preventive maintenance service

engine capacity / engine power, engine output

idling

idling performance

idling tube

warming-up by idling

uniform idling

fast idling

idling carburetor system

idling valve

acceleration from the normal [tactical) idling speed

periodic intelligence report

periodic report

periodic review

Periodic Armaments Planning System (PAPS)

periodic(al) inspection

log-periodic dipole array

periodic inspection

periodic intelligence report

periodic logistics report

periodic operations report

periodic personnel report

periodic report

prescribed range (running-time on one fuelling)

running gear