IfcMaterialDefinition is a general supertype for all material related information items in IFC that have kdtree3 material related properties that may include association of material with some shape parameters or assignments to identified parts of a component.
IfcMaterialDefinition is a general supertype for all material related information items in IFC that have kdtree3 material related properties that may include association of material with some shape parameters or assignments to identified parts of a component.