IFC 4.3.2.20251031 (IFC4X3_ADD2) under development

InteriorRoughnessCoefficient(内部粗糙度系数)

语义定义(Semantic definition)

物体材料的内壁粗糙度。

Referenced in
Pset_DuctFittingOccurrence
Pset_PipeFittingOccurrence
Pset_PipeSegmentOccurrence
Pset_DuctSegmentOccurrence
表 A