|
ENTITY Design_layer_technology SUBTYPE OF (Stratum_technology); design_layer_purpose : OPTIONAL predefined_design_layer_purpose; INVERSE externally_defined_design_layer_purpose : SET [0:1] OF External_source_identification FOR item; WHERE WR1: (SIZEOF([SELF\Stratum_technology.stratum_material[1]\Material_identification_with_conductivity_classification.electrical_conductivity_classification, SELF\Stratum_technology.stratum_material[1]\Material_identification_with_conductivity_classification.thermal_conductivity_classification] * ['conductive']) >= 1) OR (SELF\Stratum_technology.stratum_material[1]\Material_identification_with_conductivity_classification.magnetic_permeability_classification IN ['highly permeable']) OR (SELF\Stratum_technology.stratum_material[1]\Material_identification_with_conductivity_classification.optical_insertion_loss_classification IN ['vacuum', 'very low loss', 'low loss']); WR2: (EXISTS (design_layer_purpose)) XOR ((SIZEOF(externally_defined_design_layer_purpose)) = 1); END_ENTITY; -- Design_layer_technology |
Entity data types and their attributesCharacterizable_objectname: STRING; (OPT) description: STRING; Item_shape (OPT) id: STRING; (OPT) description: STRING; described_element: shapeable_item; Stratum_technology layer_position: layer_position_type; (OPT) stratum_thickness: Length_tolerance_characteristic; (OPT) minimum_finished_feature_size: Length_data_element; (OPT) laminate_stiffness_class: stiffness_class; (OPT) minimum_finished_feature_spacing: Length_data_element; (OPT) maximum_feature_size_requirement: Length_data_element; (OPT) minimum_aspect_ratio: REAL; (RT) (DER) described_element: Stratum_technology; (DER) specification: SET [0:1] OF Document_definition; (DER) surface_specification: SET [0:1] OF Document_definition; (INV) stratum_material: SET [1:1] OF Material_identification FOR items; (INV) surface_technology: SET [0:2] OF Stratum_surface_technology FOR associated_technology; Design_layer_technology (OPT) design_layer_purpose: predefined_design_layer_purpose; (INV) externally_defined_design_layer_purpose: SET [0:1] OF External_source_identification FOR item; |
Global rules for this entity data type- |