maintenance of direction during advance

advance to and during the attack

hold advance / hold (up) advance

during air-raids

during one's time as a prisoner of war

safety precautions during small arms handling

Delay for turning off the Motors during Failsafe

Distance flown during this flight

During the first 10 percent of throttle the motor is stepped in sinusoidal open loop commutation

Total distance travelled during the flight

advance in a different direction

direction of advance

contingency maintenance / special maintenance

depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance

maintenance checks / routine maintenance, scheduled tasks

maintenance idling (periodic running of engine for maintenance purposes)

organizational maintenance (O-level) (day-to-day work that standard airfield maintenance groups perform in support of airfield operations)

routine maintenance / scheduled tasks, maintenance checks

scheduled tasks / routine maintenance, maintenance checks

special maintenance / contingency maintenance

advance force

advance planning funds (APF)

advance warning

advance, flank, and rear guard

advance-warning satellite

axis of advance

fend off enemy's a advance

limit of advance (line)

main line of advance

maintain the momentum (of the advance)

route of advance

speed of advance

United Nations Advance Mission in Cambodia (UNAMIC)