.Modelica.Media.Interfaces.Choices.IndependentVariables .Modelica.Media.Interfaces.Choices.IndependentVariablesEnumeration defining the independent variables of a medium
type IndependentVariables = enumeration(T "Temperature", pT "Pressure, Temperature", ph "Pressure, Specific Enthalpy", phX "Pressure, Specific Enthalpy, Mass Fraction", pTX "Pressure, Temperature, Mass Fractions", dTX "Density, Temperature, Mass Fractions");