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 ### 系统概览
 
 - 服务树
-  ![1](0.png "首页展示")
+
+![1](0.png "首页展示")
 
 - 资源视图
 
 ![2](2.png "资源视图")
 
-- 操作历史
-
-![3](3.png "操作历史")
-
 - 订阅页面
 
 ![6](6.png "订阅页面")