diff --git a/EssOS/项目分析.md b/EssOS/项目分析.md
index c888758..4dec93a 100644
--- a/EssOS/项目分析.md
+++ b/EssOS/项目分析.md
@@ -32,11 +32,7 @@ sequenceDiagram
 
 场景2
 
-````flow
-graph TB;
-a(工作人员)-- 提交 -->b(领导)
-b-->a
-````
+