Define SCHEMA_IfcSurfaceStyleRefraction_DispersionFactor_IS_OPTIONAL¶
Defined in File Ifc4-definitions.h
Define Documentation¶
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SCHEMA_IfcSurfaceStyleRefraction_DispersionFactor_IS_OPTIONAL
Defined in File Ifc4-definitions.h
SCHEMA_IfcSurfaceStyleRefraction_DispersionFactor_IS_OPTIONAL