.. _exhale_define__ifc2x3-definitions_8h_1a589bc74aaf938511b2705d2d551a96c3:

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


Define Documentation
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.. doxygendefine:: SCHEMA_IfcWaterProperties_AcidityConcentration_IS_OPTIONAL