GB/T 16656.520-2002 Industrial automation systems and integration--Product data representation and exchange--Part 520: Application interpreted construct: Associative draughting elements (English Version)
In order to satisfy the requirement of expressing the correlation between the annotation and the geometrical characteristics of the product shape, this part specifies the interpretation of the relevant integrated resources. The following are within the scope of this standard: - structures expressing the association between dimension or drawing annotations and their respective target product shape geometry or annotations; structure. The following are outside the scope of this standard: - expression of product shape; - style of dimensions, notes and geometry.
GB/T 16656.520-2002 history
2002GB/T 16656.520-2002 Industrial automation systems and integration--Product data representation and exchange--Part 520: Application interpreted construct: Associative draughting elements