intermediate property record for water (p and T prefered states)
function waterBaseProp_pT extends Modelica.Icons.Function; input SI.Pressure p "pressure"; input SI.Temperature T "temperature"; input Integer region = 0 "if 0, do region computation, otherwise assume the region is this input"; output ThermalSeparation.Media.WaterBasedLiquid.BaseClasses.Common.IF97BaseTwoPhase aux "auxiliary record"; end waterBaseProp_pT;