ViewModels/MeasurementResult.cs

@@ -13,14 +13,27 @@ public partial class MeasurementResult : ObservableObject
     [ObservableProperty]
     private double _thermalDiffusivity;  // ×10⁻⁶ m²/s
 
+    [ObservableProperty]
+    private double _specificHeatCapacity;  // 比热容 J/(kg·K)
+
+    public void CalculateVhcAndCp(double density)
+    {
+        CalculateVhc();  // 先计算 VHC
+        if (density > 0)
+            SpecificHeatCapacity = VolumetricHeatCapacity * 1000 / density; // 注意单位转换
+        else
+            SpecificHeatCapacity = 0;
+    }
+
     [ObservableProperty]
     private double _volumetricHeatCapacity; // kJ/m³·K (自动计算)
 
     public void CalculateVhc()
     {
-        if (_thermalDiffusivity > 0)
-            VolumetricHeatCapacity = _thermalConductivity / (_thermalDiffusivity * 1e-6) / 1000.0;
+        if (ThermalDiffusivity > 0)
+            VolumetricHeatCapacity = ThermalConductivity / (ThermalDiffusivity * 1e-6) / 1000.0;
         else
             VolumetricHeatCapacity = 0;
     }
+
 }