.. _exhale_define__ifc2x3-definitions_8h_1a34ac0ba0078fa26cba1e685fc2bc50ea:

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


Define Documentation
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.. doxygendefine:: SCHEMA_IfcFluidFlowProperties_UserDefinedPropertySource_IS_OPTIONAL