Nachträgliches Bearbeiten der Trassen
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Together, the individual components and program-technical central axis of a route form a graphic group with the result that it is only possible to delete complete routes.
Routes can be stretched and separated, however. The CROPPING of individual elements of a route is negated if the system determines that cropping would result in new elements being produced. In that case, the channel or route in question has to be deleted and redrawn.