英和和英

動詞

step climb (三人称単数 現在形 step climbs, 現在分詞 step climbing, 過去形および過去分詞形 step climbed)

1. (aviation, usually intransitive, of an aircraft) To periodically climb to higher and higher altitudes during cruise flight, as the aircraft becomes lighter from fuel burnoff, to take advantage of the reduced drag at higher altitudes; like cruise-climbing, but with the aircraft climbing in discrete steps instead of continuously.

   The flight plan called for step climbing from an initial cruising altitude of FL330 to the final altitude of FL350 halfway through the flight.

等位語

• cruise-climb

名詞

step climb (複数形 step climbs)

1. (aviation) An instance of step climbing.

   The step climb from FL340 through FL360 and FL380 to FL400 will reduce our fuel burn compared to if we cruised at FL340 for the whole flight.