.. _exhale_define__ifc2x3-definitions_8h_1a33e664057ee0eee2ead6e1f683d80e6e:

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


Define Documentation
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.. doxygendefine:: SCHEMA_IfcSoundValue_SoundLevelTimeSeries_IS_OPTIONAL