.. _exhale_define__ifc2x3-definitions_8h_1a8bcbfa7856e03804793fd063260807d6:

Define SCHEMA_IfcGeneralMaterialProperties_MolecularWeight_IS_OPTIONAL
======================================================================

- Defined in :ref:`file_src_ifcparse_Ifc2x3-definitions.h`


Define Documentation
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.. doxygendefine:: SCHEMA_IfcGeneralMaterialProperties_MolecularWeight_IS_OPTIONAL