diff --git a/CSI-H238M/CSI-H238M/Resources/LanguageResources.cs b/CSI-H238M/CSI-H238M/Resources/LanguageResources.cs
index 08417b8..53634f4 100644
--- a/CSI-H238M/CSI-H238M/Resources/LanguageResources.cs
+++ b/CSI-H238M/CSI-H238M/Resources/LanguageResources.cs
@@ -36,6 +36,7 @@ namespace COFTester.Resources
                 // 左侧面板 - 测试控制
                 ["TestControl"] = "测试控制",
                 ["StartTest"] = "开始测试",
+                ["TestInProgress"] = "测试中",
                 ["Stop"] = "停止",
                 ["ResetSystem"] = "复位",
                 ["Resetting"] = "复位中",
@@ -186,6 +187,7 @@ namespace COFTester.Resources
                 // Left Panel - Test Control
                 ["TestControl"] = "Test Control",
                 ["StartTest"] = "Start Test",
+                ["TestInProgress"] = "Testing",
                 ["Stop"] = "Stop",
                 ["ResetSystem"] = "Reset System",
                 ["Resetting"] = "Resetting",
@@ -346,6 +348,7 @@ namespace COFTester.Resources
         public string Displacement => GetString("Displacement");
         public string TestControl => GetString("TestControl");
         public string StartTest => GetString("StartTest");
+        public string TestInProgress => GetString("TestInProgress");
         public string Stop => GetString("Stop");
         public string ResetSystem => GetString("ResetSystem");
         public string Resetting => GetString("Resetting");
@@ -489,6 +492,7 @@ namespace COFTester.Resources
             OnPropertyChanged(nameof(Displacement));
             OnPropertyChanged(nameof(TestControl));
             OnPropertyChanged(nameof(StartTest));
+            OnPropertyChanged(nameof(TestInProgress));
             OnPropertyChanged(nameof(Stop));
             OnPropertyChanged(nameof(ResetSystem));
             OnPropertyChanged(nameof(Resetting));
diff --git a/CSI-H238M/CSI-H238M/ViewModels/ViewModel.cs b/CSI-H238M/CSI-H238M/ViewModels/ViewModel.cs
index db3a343..0b43b29 100644
--- a/CSI-H238M/CSI-H238M/ViewModels/ViewModel.cs
+++ b/CSI-H238M/CSI-H238M/ViewModels/ViewModel.cs
@@ -41,6 +41,7 @@ namespace COFTester.ViewModels
         private bool _disposed = false;
         private string _selectedDirection = ""; // 选中的方向：Up/Down/Right/Left
         private string _resetButtonText; // 复位按钮文本
+        private string _testButtonText; // 测试按钮文本
 
         public MainViewModel(IDataAcquisitionService daqService, DataProcessingService processingService, AppConfig config)
         {
@@ -52,6 +53,7 @@ namespace COFTester.ViewModels
             // 初始化状态消息
             _statusMessage = LanguageResources.Instance.SystemReady;
             _resetButtonText = LanguageResources.Instance.ResetSystem;
+            _testButtonText = LanguageResources.Instance.StartTest;
 
             // 訂閱數據採集服務事件
             _daqService.DataReceived += OnDataReceived;
@@ -418,6 +420,12 @@ namespace COFTester.ViewModels
             get => _resetButtonText;
             set { _resetButtonText = value; OnPropertyChanged(); }
         }
+        
+        public string TestButtonText
+        {
+            get => _testButtonText;
+            set { _testButtonText = value; OnPropertyChanged(); }
+        }
 
         #endregion
 
@@ -465,6 +473,7 @@ namespace COFTester.ViewModels
             Application.Current?.Dispatcher.InvokeAsync(() =>
             {
                 IsTesting = false;
+                TestButtonText = Lang.StartTest; // 测试完成后恢复按钮文本
                 StatusMessage = Lang.TestCompleted;
                 
                 // 数据处理与计算
@@ -511,6 +520,7 @@ namespace COFTester.ViewModels
                     if (_isTesting)
                     {
                         IsTesting = false;
+                        TestButtonText = Lang.StartTest; // 错误时恢复按钮文本
                     }
                     OnPropertyChanged(nameof(IsConnected));
                     CommandManager.InvalidateRequerySuggested();
@@ -623,7 +633,10 @@ namespace COFTester.ViewModels
             _realTimePoints.Clear();
             OnPropertyChanged(nameof(DataPointsCount));
             LatestResult = null;
+            
+            // 更新测试状态和按钮文本
             IsTesting = true;
+            TestButtonText = Lang.TestInProgress; // 按钮显示"测试中"
             StatusMessage = $"开始测试 - {_selectedDirection}方向";
             UpdateScottPlot();
             
@@ -643,6 +656,9 @@ namespace COFTester.ViewModels
                         Application.Current?.Dispatcher.InvokeAsync(() =>
                         {
                             StatusMessage = $"启动测试失败: {ex.Message}";
+                            // 启动失败时恢复按钮状态
+                            IsTesting = false;
+                            TestButtonText = Lang.StartTest;
                         });
                     }
                 });
@@ -677,6 +693,7 @@ namespace COFTester.ViewModels
             
             _daqService.StopAcquisition();
             IsTesting = false;
+            TestButtonText = Lang.StartTest; // 恢复按钮文本为"开始测试"
             StatusMessage = Lang.TestStopped;
         }
 
@@ -1070,9 +1087,16 @@ namespace COFTester.ViewModels
             else if (_statusMessage.Contains("分析完成") || _statusMessage.Contains("Analysis Completed"))
                 StatusMessage = Lang.AnalysisCompleted;
             
-            // 更新复位按钮文本
-            if (!_isTesting)
+            // 更新按钮文本
+            if (_isTesting)
+            {
+                TestButtonText = Lang.TestInProgress;
+            }
+            else
+            {
+                TestButtonText = Lang.StartTest;
                 ResetButtonText = Lang.ResetSystem;
+            }
         }
 
         private void OpenConfig()
diff --git a/CSI-H238M/CSI-H238M/Views/TestPage.xaml b/CSI-H238M/CSI-H238M/Views/TestPage.xaml
index 9f125b8..763358b 100644
--- a/CSI-H238M/CSI-H238M/Views/TestPage.xaml
+++ b/CSI-H238M/CSI-H238M/Views/TestPage.xaml
@@ -255,10 +255,23 @@
                 <!-- 分隔线 -->
                 <Separator Width="2" Margin="10,10" Background="#BDC3C7"/>
                 
-                <!-- 开始测试按钮 -->
-                <Button Content="{Binding Lang.StartTest}" Command="{Binding StartCommand}" 
+                <!-- 开始测试按钮 - 动态显示状态：开始测试 → 测试中（不可点击） → 开始测试 -->
+                <Button Content="{Binding TestButtonText}" Command="{Binding StartCommand}" 
                         Height="70" Width="110" Background="#27AE60" 
-                        Style="{StaticResource IndustrialButtonStyle}" Margin="5"/>
+                        Style="{StaticResource IndustrialButtonStyle}" Margin="5">
+                    <Button.Style>
+                        <Style TargetType="Button" BasedOn="{StaticResource IndustrialButtonStyle}">
+                            <Setter Property="Background" Value="#27AE60"/>
+                            <Style.Triggers>
+                                <!-- 测试中时按钮变灰且不可点击 -->
+                                <DataTrigger Binding="{Binding IsTesting}" Value="True">
+                                    <Setter Property="Background" Value="#95A5A6"/>
+                                    <Setter Property="IsEnabled" Value="False"/>
+                                </DataTrigger>
+                            </Style.Triggers>
+                        </Style>
+                    </Button.Style>
+                </Button>
                 
                 <!-- 复位按钮 - 动态显示状态：复位 → 复位中 → 复位 -->
                 <Button Content="{Binding ResetButtonText}" Command="{Binding ResetCommand}"