accuracy
activity
activity_element
activity_method
activity_method_assignment
activity_relationship
actuator
address
alias_identification
alternate_item_relationship
alternative_solution
angle_specification
angle_taper
angular_location_dimension
angular_size_dimension
angularity_tolerance
annotation_associativity
annotation_curve
annotation_element
annotation_plane
annotation_subfigure
annotation_symbol
appearance_assignment
application_context
approval
approval_relationship
approval_status
area_placed_annotation
assembly_component_relationship
assembly_definition
assembly_substitute_relationship
associated_draughting_callout
associated_fill_area
associated_leader
associated_projection_curve
axis_placement
axis1_placement
axis2_placement_2d
axis2_placement_3d