type TwoPhaseQuantities = enumeration(x_kgpkg "Vapor quality (kg/kg)", T_sat_K "Saturation temperature (K)", T_sat_C "Saturation temperature (°C)", p_sat_Pa "Saturation pressure (Pa)", p_sat_bar "Saturation pressure (bar)", T_oversat_K "Temperature above saturation (K)", p_oversat_Pa "Pressure above saturation (Pa)", p_oversat_bar "Pressure above saturation (bar)");