diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -76,3 +76,4 @@
 
 ![输入图片说明](doc/ma.png)
 
+
diff --git a/doc/ma.png b/doc/ma.png
index 0e8d048d..fac8f653 100755
Binary files a/doc/ma.png and b/doc/ma.png differ