diff --git a/README.md b/README.md
index 001a3cb..0cf267e 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,10 @@
 # MindSpore Signal+ 文档
 ### 环境安装
+```
 pip install -r requirements.txt
+```
 
 ### 文档构建
+```
 sphinx-build -M html docs/source/ docs/build/
+```
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