Use this feature to display a specific area of a hierarchical structure, by focusing on a substructure. Substructures are the individualparent / child structures that collectively makeup a larger hierarchical structure.
When you use this feature, Graphics temporarily hides the objects that occur above and below the substructure you select.
This feature is active in overview and detail mode, and only affects the active view window.
The Choose Section feature offers a different method to view selected areas of a structure. For details, see
To display substructures, proceed as follows.
The system changes the display.