diff --git a/爱维宠物医院管理系统-ER图.drawio b/爱维宠物医院管理系统-ER图.drawio
deleted file mode 100644
index 8c26fb8..0000000
--- a/爱维宠物医院管理系统-ER图.drawio
+++ /dev/null
@@ -1,265 +0,0 @@
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diff --git a/爱维宠物医院管理系统-实体图.drawio b/爱维宠物医院管理系统-实体图.drawio
new file mode 100644
index 0000000..61fd35c
--- /dev/null
+++ b/爱维宠物医院管理系统-实体图.drawio
@@ -0,0 +1,132 @@
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+      <root>
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diff --git a/爱维宠物医院管理系统毕业论文-2026版-排版.docx b/爱维宠物医院管理系统毕业论文-2026版-排版.docx
index cdb4f63..0131326 100644
Binary files a/爱维宠物医院管理系统毕业论文-2026版-排版.docx and b/爱维宠物医院管理系统毕业论文-2026版-排版.docx differ