diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/README.md b/Windows/CS/Framework4.0/Toprie/Toprie/README.md
index 66b23a0..a3ecf97 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/README.md
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/README.md
@@ -165,16 +165,16 @@
 #### 配置状态说明
 1. 初始状态/就绪状态：
    - 显示btnDrawRegion和btnDrawTempDiff按钮
-   - 隐藏btnSelectColor、btnDeleteRegion按钮、dataGridViewTempDiff、btnAddTempDiff、btnDeleteTempDiff、btnBrushSize1、btnBrushSize3、btnBrushSize5、btnBrushSize10、btnBrushSize15
+   - 隐藏btnSelectColor、btnDeleteRegion按钮、dataGridViewTempDiff、btnAddTempDiff、btnDeleteTempDiff、btnBrushSize1、btnBrushSize3、btnBrushSize5、btnBrushSize10、btnBrushSize15、btnBrushSize25
 2. 选中区域状态：
    - 显示btnDeleteRegion和btnSelectColor按钮
-   - 隐藏btnDrawRegion和btnDrawTempDiff按钮、dataGridViewTempDiff、btnAddTempDiff、btnDeleteTempDiff、btnBrushSize1、btnBrushSize3、btnBrushSize5、btnBrushSize10、btnBrushSize15
+   - 隐藏btnDrawRegion和btnDrawTempDiff按钮、dataGridViewTempDiff、btnAddTempDiff、btnDeleteTempDiff、btnBrushSize1、btnBrushSize3、btnBrushSize5、btnBrushSize10、btnBrushSize15、btnBrushSize25
 3. 绘制状态：
    - 显示btnSelectColor按钮
    - 显示btnDrawRegion按钮
    - 隐藏btnDeleteRegion按钮
-   - 隐藏btnDrawTempDiff按钮、dataGridViewTempDiff、btnAddTempDiff、btnDeleteTempDiff、btnBrushSize1、btnBrushSize3、btnBrushSize5、btnBrushSize10、btnBrushSize15
+   - 隐藏btnDrawTempDiff按钮、dataGridViewTempDiff、btnAddTempDiff、btnDeleteTempDiff、btnBrushSize1、btnBrushSize3、btnBrushSize5、btnBrushSize10、btnBrushSize15、btnBrushSize25
 4. 绘制温差图状态：
    - 显示btnDrawTempDiff按钮，显示dataGridViewTempDiff、btnAddTempDiff、btnDeleteTempDiff
-   - 当选定温差图例后，显示btnBrushSize1、btnBrushSize3、btnBrushSize5、btnBrushSize10、btnBrushSize15
+   - 当选定温差图例后，显示btnBrushSize1、btnBrushSize3、btnBrushSize5、btnBrushSize10、btnBrushSize15、btnBrushSize25
    - 隐藏btnSelectColor、btnDeleteRegion、btnDrawRegion按钮
\ No newline at end of file
diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/Setting.Designer.cs b/Windows/CS/Framework4.0/Toprie/Toprie/Setting.Designer.cs
index f4eb775..0539e56 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/Setting.Designer.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/Setting.Designer.cs
@@ -187,6 +187,18 @@ namespace JoyD.Windows.CS
             this.btnBrushSize15.ToolTipText = "选择15像素画笔";
             this.btnBrushSize15.Click += new System.EventHandler(this.BtnBrushSize15_Click);
             // 
+            // btnBrushSize25
+            // 
+            this.btnBrushSize25 = new System.Windows.Forms.ToolStripButton();
+            this.btnBrushSize25.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Image;
+            this.btnBrushSize25.Image = this.CreateBrushSizeImage(25, System.Drawing.Color.Brown);
+            this.btnBrushSize25.ImageTransparentColor = System.Drawing.Color.Magenta;
+            this.btnBrushSize25.Name = "btnBrushSize25";
+            this.btnBrushSize25.Size = new System.Drawing.Size(23, 22);
+            this.btnBrushSize25.Text = "画笔大小25px";
+            this.btnBrushSize25.ToolTipText = "选择25像素画笔";
+            this.btnBrushSize25.Click += new System.EventHandler(this.BtnBrushSize25_Click);
+            // 
             // toolStrip
             // 
             this.toolStrip.AllowDrop = true;
@@ -204,7 +216,8 @@ namespace JoyD.Windows.CS
             this.btnBrushSize3,
             this.btnBrushSize5,
             this.btnBrushSize10,
-            this.btnBrushSize15});
+            this.btnBrushSize15,
+            this.btnBrushSize25});
             this.toolStrip.Location = new System.Drawing.Point(3, 0);
             this.toolStrip.Name = "toolStrip";
             this.toolStrip.Size = new System.Drawing.Size(104, 25);
@@ -319,6 +332,7 @@ namespace JoyD.Windows.CS
         private System.Windows.Forms.ToolStripButton btnBrushSize5;
         private System.Windows.Forms.ToolStripButton btnBrushSize10;
         private System.Windows.Forms.ToolStripButton btnBrushSize15;
+        private System.Windows.Forms.ToolStripButton btnBrushSize25;
         private System.Windows.Forms.DataGridView dataGridViewTempDiff;
     }
 }
\ No newline at end of file
diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs b/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs
index 567c4ba..489808a 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs
@@ -141,6 +141,16 @@ namespace JoyD.Windows.CS
             UpdateBrushSizeButtonSelection(15);
         }
         
+        /// <summary>
+        /// 25像素画笔大小按钮点击事件
+        /// </summary>
+        private void BtnBrushSize25_Click(object sender, EventArgs e)
+        {
+            _currentBrushSize = 25;
+            // 更新按钮选中状态
+            UpdateBrushSizeButtonSelection(25);
+        }
+        
         /// <summary>
         /// 创建表示画笔大小的图标
         /// </summary>
@@ -179,6 +189,7 @@ namespace JoyD.Windows.CS
                 btnBrushSize5.Checked = false;
                 btnBrushSize10.Checked = false;
                 btnBrushSize15.Checked = false;
+                btnBrushSize25.Checked = false;
                 
                 // 设置当前选中按钮的选中状态
                 switch (selectedSize)
@@ -198,6 +209,9 @@ namespace JoyD.Windows.CS
                     case 15:
                         btnBrushSize15.Checked = true;
                         break;
+                    case 25:
+                        btnBrushSize25.Checked = true;
+                        break;
                 }
             }
             catch (Exception ex)
@@ -473,6 +487,7 @@ namespace JoyD.Windows.CS
                     btnBrushSize5.Visible = true;
                     btnBrushSize10.Visible = true;
                     btnBrushSize15.Visible = true;
+                    btnBrushSize25.Visible = true;
                     
                     // 获取选中行的索引
                     int selectedRowIndex = -1;
@@ -496,6 +511,7 @@ namespace JoyD.Windows.CS
                         btnBrushSize5.Image = CreateBrushSizeImage(5, selectedColor);
                         btnBrushSize10.Image = CreateBrushSizeImage(10, selectedColor);
                         btnBrushSize15.Image = CreateBrushSizeImage(15, selectedColor);
+                        btnBrushSize25.Image = CreateBrushSizeImage(25, selectedColor);
                     }
                     
                     // 确保当前选中的画笔大小按钮处于选中状态
@@ -516,6 +532,7 @@ namespace JoyD.Windows.CS
                     btnBrushSize5.Visible = false;
                     btnBrushSize10.Visible = false;
                     btnBrushSize15.Visible = false;
+                    btnBrushSize25.Visible = false;
                     
                     // 隐藏分隔条
                     if (toolStripSeparator != null)