.ThermalSeparation.Media.IdealGasMixtures.PartialMediumPure.DerEnthalpyByPressure .ThermalSeparation.Media.IdealGasMixtures.PartialMediumPure.DerEnthalpyByPressureType for partial derivative of enthalpy with resect to pressure with medium specific attributes
type DerEnthalpyByPressure = SI.DerEnthalpyByPressure;