diff --git a/WindowsFormsApp6/MainForm.Designer.cs b/WindowsFormsApp6/MainForm.Designer.cs
index 16b43c8..cd1e6a7 100644
--- a/WindowsFormsApp6/MainForm.Designer.cs
+++ b/WindowsFormsApp6/MainForm.Designer.cs
@@ -356,7 +356,7 @@ namespace WindowsFormsApp6
             this.buttonToggleLayout.FlatStyle = System.Windows.Forms.FlatStyle.Flat;
             this.buttonToggleLayout.Font = new System.Drawing.Font("微软雅黑", 10F, System.Drawing.FontStyle.Bold);
             this.buttonToggleLayout.ForeColor = System.Drawing.Color.White;
-            this.buttonToggleLayout.Location = new System.Drawing.Point(197, 17);
+            this.buttonToggleLayout.Location = new System.Drawing.Point(447, 17);
             this.buttonToggleLayout.Name = "buttonToggleLayout";
             this.buttonToggleLayout.Size = new System.Drawing.Size(140, 40);
             this.buttonToggleLayout.TabIndex = 4;
@@ -365,7 +365,7 @@ namespace WindowsFormsApp6
             this.buttonToggleLayout.Visible = false;
             this.buttonToggleLayout.Click += new System.EventHandler(this.ButtonToggleLayout_Click);
             // 
-            // button5
+            // button5 (模拟数据 - 暂时隐藏)
             // 
             this.button5.Anchor = System.Windows.Forms.AnchorStyles.None;
             this.button5.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(155)))), ((int)(((byte)(89)))), ((int)(((byte)(182)))));
@@ -379,6 +379,7 @@ namespace WindowsFormsApp6
             this.button5.TabIndex = 3;
             this.button5.Text = "🎲 模拟数据";
             this.button5.UseVisualStyleBackColor = false;
+            this.button5.Visible = false;
             this.button5.Click += new System.EventHandler(this.Button5_Click);
             // 
             // buttonExport
@@ -389,7 +390,7 @@ namespace WindowsFormsApp6
             this.buttonExport.FlatStyle = System.Windows.Forms.FlatStyle.Flat;
             this.buttonExport.Font = new System.Drawing.Font("微软雅黑", 10F, System.Drawing.FontStyle.Bold);
             this.buttonExport.ForeColor = System.Drawing.Color.White;
-            this.buttonExport.Location = new System.Drawing.Point(677, 17);
+            this.buttonExport.Location = new System.Drawing.Point(607, 17);
             this.buttonExport.Name = "buttonExport";
             this.buttonExport.Size = new System.Drawing.Size(140, 40);
             this.buttonExport.TabIndex = 1;
@@ -397,7 +398,7 @@ namespace WindowsFormsApp6
             this.buttonExport.UseVisualStyleBackColor = false;
             this.buttonExport.Click += new System.EventHandler(this.ButtonExport_Click);
             // 
-            // buttonPrint
+            // buttonPrint (打印 - 暂时隐藏)
             // 
             this.buttonPrint.Anchor = System.Windows.Forms.AnchorStyles.None;
             this.buttonPrint.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(52)))), ((int)(((byte)(152)))), ((int)(((byte)(219)))));
@@ -411,6 +412,7 @@ namespace WindowsFormsApp6
             this.buttonPrint.TabIndex = 0;
             this.buttonPrint.Text = "🖨️ 打印";
             this.buttonPrint.UseVisualStyleBackColor = false;
+            this.buttonPrint.Visible = false;
             this.buttonPrint.Click += new System.EventHandler(this.ButtonPrint_Click);
             // 
             // MainForm
diff --git a/WindowsFormsApp6/MainForm.cs b/WindowsFormsApp6/MainForm.cs
index f23c436..3fd2ff3 100644
--- a/WindowsFormsApp6/MainForm.cs
+++ b/WindowsFormsApp6/MainForm.cs
@@ -51,6 +51,10 @@ namespace WindowsFormsApp6
             InitializeTimeUpdate();
             InitializeSerialPortAndModbus();
             CenterInfoControls();
+            CenterBottomButtons();
+            
+            // 监听窗体大小变化以重新居中按钮
+            this.Resize += (s, e) => CenterBottomButtons();
         }
 
         private void InitializeTimeUpdate()
@@ -1540,6 +1544,40 @@ namespace WindowsFormsApp6
             textBox8.Location = new Point(col4X + col4LabelWidth, y2);
         }
 
+        /// <summary>
+        /// 动态居中底部按钮
+        /// </summary>
+        private void CenterBottomButtons()
+        {
+            // 收集所有可见的按钮
+            List<Button> visibleButtons = new List<Button>();
+            
+            if (buttonToggleLayout.Visible) visibleButtons.Add(buttonToggleLayout);
+            if (button5.Visible) visibleButtons.Add(button5);
+            if (buttonPrint.Visible) visibleButtons.Add(buttonPrint);
+            if (buttonExport.Visible) visibleButtons.Add(buttonExport);
+            
+            if (visibleButtons.Count == 0) return;
+            
+            // 按钮参数
+            int buttonWidth = 140;
+            int buttonGap = 20; // 按钮之间的间距
+            int buttonY = 17;
+            
+            // 计算总宽度
+            int totalWidth = visibleButtons.Count * buttonWidth + (visibleButtons.Count - 1) * buttonGap;
+            
+            // 计算起始X坐标（居中）
+            int startX = (panelBottom.Width - totalWidth) / 2;
+            
+            // 依次设置每个按钮的位置
+            for (int i = 0; i < visibleButtons.Count; i++)
+            {
+                int x = startX + i * (buttonWidth + buttonGap);
+                visibleButtons[i].Location = new Point(x, buttonY);
+            }
+        }
+
         private void ButtonPrint_Click(object sender, EventArgs e)
         {
             MessageBox.Show("打印功能开发中", "提示");