sweep - the action of moving in a continuous curve or a more or less circular path or track: said, e.g., of the movements of an army or a fleet, the turn of a river's course; formerly also of the rotation or revolution of a body; occas. a single revolution
Deviations from the mapping techniques specified in this section for reasons of safety or representativeness shall be approved by the Technical Service along with the justification for their use. In no case, however, shall descending continual sweeps of engine speed be used for governed or turbocharged engines.