ViewModels/D7896ViewModel.cs

@@ -38,7 +38,7 @@ public partial class D7896ViewModel : ObservableObject
     private const double StandardResistor = 1.0;
 
     // 铂丝电阻温度系数 (纯铂)
-    private const double AlphaPt = 0.00385; // /°C
+    private const double AlphaPt = 0.0040; // /°C
 
     // 加热功率 Q 计算相关
     private double _heatingCurrent;   // 实际加热电流平均值
@@ -436,7 +436,7 @@ public partial class D7896ViewModel : ObservableObject
                 // 测量间隔（即使舍弃也等待，让样品恢复）
                 if (validCount < requiredCount && !_stopRequested && attemptCount < maxAttempts)
                 {
-                    try { await Task.Delay(_config.TestParameters.IntervalSeconds * 500, _testCts.Token); } catch (OperationCanceledException) { break; }
+                    try { await Task.Delay(_config.TestParameters.IntervalSeconds * 1000, _testCts.Token); } catch (OperationCanceledException) { break; }
                 }
             }