diff --git a/Cis.Application/Core/Component/MarkSeacher/Seacher/MarkSearcherBase.cs b/Cis.Application/Core/Component/MarkSeacher/Seacher/MarkSearcherBase.cs
index 5bb9bed..dfd95e7 100644
--- a/Cis.Application/Core/Component/MarkSeacher/Seacher/MarkSearcherBase.cs
+++ b/Cis.Application/Core/Component/MarkSeacher/Seacher/MarkSearcherBase.cs
@@ -213,6 +213,14 @@ public abstract class MarkSearcherBase
         return pointF;
     }
 
+    /// <summary>
+    /// 将计算公式存储到数据库，实现动态计算公式
+    /// https://github.com/houlongchao/HLC.Expression
+    /// https://blog.csdn.net/cxb2011/article/details/100837168
+    /// https://github.com/zz1231118/Rabbit
+    /// </summary>
+    /// <param name="zoomPos"></param>
+    /// <returns></returns>
     protected abstract double GetZoomTag(double zoomPos);
 
     #endregion Util