Defined in File Ifc4x1.h
IfcNamedUnit: public IfcUtil::IfcBaseEntity¶
Definition from ISO/CD 10303-41:1992: A named unit is a unit quantity associated with the word, or group of words, by which the unit is identified.
NOTE Corresponding ISO 10303 name: named_unit, please refer to ISO/IS 10303-41 for the final definition of the formal standard.
HISTORY New type in IFC Release 1.5.1.
The dimensional exponents of the SI base units by which the named unit is defined.
- ::Ifc4x1::IfcDimensionalExponents *