以下哪些属于 航线维修放行人员的职责

36.Loosen the nut one full turn

35.Remove thevalve locatedadjacent to pump

34.If thevaluesaredifferent,do thistest

33.The precision of this adjustment is important

32.Makea careful estimate of the damaged area

31.Use themanual control inanemergency.

1、We recommendedthat you donot do this procedure in the hangar

29.This figure showsthe structure of the system

28.Do an inspection of the adjacent area.

27.Remove and discard the cotter pins and the nuts