In this tab, you can manage the spatial positioning of the 3D model's parts.
This section lists the external
objects inserted into the 3D model. The Count column displays
the total number of pieces of each external objects; the Placements
column displays on how many separate places across the model the
respective external model is placed.
This section lists the individual parts that take part in the
assembled 3D model. The Action column displays the action that
is assigned to the part; the Parameters Data column shows the
expression that defines the action.