enum IfcSIUnitName { kIfcSIUnitName_AMPERE, kIfcSIUnitName_BECQUEREL, kIfcSIUnitName_CANDELA, kIfcSIUnitName_COULOMB, kIfcSIUnitName_CUBIC_METRE, kIfcSIUnitName_DEGREE_CELSIUS, kIfcSIUnitName_FARAD, kIfcSIUnitName_GRAM, kIfcSIUnitName_GRAY, kIfcSIUnitName_HENRY, kIfcSIUnitName_HERTZ, kIfcSIUnitName_JOULE, kIfcSIUnitName_KELVIN, kIfcSIUnitName_LUMEN, kIfcSIUnitName_LUX, kIfcSIUnitName_METRE, kIfcSIUnitName_MOLE, kIfcSIUnitName_NEWTON, kIfcSIUnitName_OHM, kIfcSIUnitName_PASCAL, kIfcSIUnitName_RADIAN, kIfcSIUnitName_SECOND, kIfcSIUnitName_SIEMENS, kIfcSIUnitName_SIEVERT, kIfcSIUnitName_SQUARE_METRE, kIfcSIUnitName_STERADIAN, kIfcSIUnitName_TESLA, kIfcSIUnitName_VOLT, kIfcSIUnitName_WATT, kIfcSIUnitName_WEBER, kIfcSIUnitName_unset };