diff --git a/paper/latex/figures/system_architecture.tex b/paper/latex/figures/system_architecture.tex
index 1a08054..b60140f 100644
--- a/paper/latex/figures/system_architecture.tex
+++ b/paper/latex/figures/system_architecture.tex
@@ -10,13 +10,13 @@
     
     % 定义三层架构
     \node[layer, fill=blue!10, text height=5cm] (presentation) at (0,0) {};
-    \node[title, above=0.1cm of presentation.north west, anchor=west] {表现层};
+    \node[title, above=0.5cm of presentation.north west, anchor=west] {表现层};
     
-    \node[layer, fill=green!10, below=0.5cm of presentation] (business) {};
-    \node[title, above=0.1cm of business.north west, anchor=west] {业务逻辑层};
+    \node[layer, fill=green!10, below=1cm of presentation] (business) {};
+    \node[title, above=0.5cm of business.north west, anchor=west] {业务逻辑层};
     
-    \node[layer, fill=orange!10, below=0.5cm of business] (data) {};
-    \node[title, above=0.1cm of data.north west, anchor=west] {数据访问层};
+    \node[layer, fill=orange!10, below=1cm of business] (data) {};
+    \node[title, above=0.5cm of data.north west, anchor=west] {数据访问层};
     
     % 表现层模块
     \node[module, fill=blue!20] (ui1) at (-3.5, 1.5) {模型管理};
@@ -28,27 +28,27 @@
     \node[module, fill=blue!20] (ui7) at (0, -1.5) {系统设置};
     
     % 业务逻辑层模块
-    \node[module, fill=green!20] (bl1) at (-3.5, -4.5) {模型训练模块\\(Unsloth/TRL)};
-    \node[module, fill=green!20] (bl2) at (0, -4.5) {模型推理模块\\(流式生成)};
-    \node[module, fill=green!20] (bl3) at (3.5, -4.5) {数据集生成模块\\(LangChain)};
-    \node[module, fill=green!20] (bl4) at (-2, -6) {数据处理模块};
-    \node[module, fill=green!20] (bl5) at (2, -6) {配置管理模块};
+    \node[module, fill=green!20] (bl1) at (-3.5, -5) {模型训练模块\\(Unsloth/TRL)};
+    \node[module, fill=green!20] (bl2) at (0, -5) {模型推理模块\\(流式生成)};
+    \node[module, fill=green!20] (bl3) at (3.5, -5) {数据集生成模块\\(LangChain)};
+    \node[module, fill=green!20] (bl4) at (-2, -6.5) {数据处理模块};
+    \node[module, fill=green!20] (bl5) at (2, -6.5) {配置管理模块};
     
     % 数据访问层模块
-    \node[module, fill=orange!20] (dl1) at (-3.5, -10) {SQLite\\(系统配置)};
-    \node[module, fill=orange!20] (dl2) at (0, -10) {TinyDB\\(数据集管理)};
-    \node[module, fill=orange!20] (dl3) at (3.5, -10) {JSON文件\\(导入/导出)};
+    \node[module, fill=orange!20] (dl1) at (-3.5, -10.5) {SQLite\\(系统配置)};
+    \node[module, fill=orange!20] (dl2) at (0, -10.5) {TinyDB\\(数据集管理)};
+    \node[module, fill=orange!20] (dl3) at (3.5, -10.5) {JSON文件\\(导入/导出)};
     
     % 层间连接
     \draw[arrow] (presentation.south) -- (business.north) node[midway, right] {函数调用};
     \draw[arrow] (business.south) -- (data.north) node[midway, right] {数据操作};
     
     % 添加Gradio框架标注
-    \node[above=0.1cm of presentation.north east, anchor=east, font=\small\itshape] {基于Gradio框架};
+    \node[above=0.2cm of presentation.north east, anchor=east, font=\small\itshape] {基于Gradio框架};
     
-    % 添加说明
-    \node[below=0.2cm of data.south, text width=12cm, text centered, font=\footnotesize] 
-    {系统采用三层架构设计，实现了功能模块间的解耦与分层，提高了系统的可扩展性和可维护性};
+    % % 添加说明
+    % \node[below=0.2cm of data.south, text width=12cm, text centered, font=\footnotesize] 
+    % {系统采用三层架构设计，实现了功能模块间的解耦与分层，提高了系统的可扩展性和可维护性};
     
     \end{tikzpicture}
     \caption{系统三层架构设计图}