diff --git a/README.md b/README.md
index fbc077b..c5e40db 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,9 @@
 
 1.  Installing MATLAB 
 2.  Installing COMSOL
-The authors recommend installing the latest version of the software.
+ The authors recommend installing the latest version of the software.
+
+
 
 #### 运行说明 Run Instructions
 
@@ -29,3 +31,4 @@ The authors recommend installing the latest version of the software.
 #### 如何引用 How to Cite
 
  The paper was submitted to Computers & Geosciences under the title "efficient geophysical modeling techniques for complex real geological structures".
+### 标题
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