Systèmes d'automatisation industrielle et intégration — Représentation et échange de données de produits — Partie 520: Constuction interprétée d'application: Éléments de dessin associatif

ISO 10303-520:2018-11
specifies the integrated resource constructs for
Associative draughting elements.

The following are within the scope of
ISO 10303-520:2018-11:

• associations between dimensions or draughting callouts and
  their respective target product shape geometry or annotation;
• associations between the boundaries of an area and the
  product shape geometry or annotation from which they are derived.