diff --git a/技术规范/推荐学习材料.md b/技术规范/推荐学习材料.md
index 85aac04..5dcc709 100644
--- a/技术规范/推荐学习材料.md
+++ b/技术规范/推荐学习材料.md
@@ -4,6 +4,8 @@
 > <div><span>版本号：1.0.0 </span></div>
 > <div><span>发布时间：2021.12.22 </span></div>
 
+## 目录
+
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@@ -11,6 +13,12 @@
   - [1.代码整洁之道](#1%E4%BB%A3%E7%A0%81%E6%95%B4%E6%B4%81%E4%B9%8B%E9%81%93)
 - [软件工程管理](#%E8%BD%AF%E4%BB%B6%E5%B7%A5%E7%A8%8B%E7%AE%A1%E7%90%86)
   - [1.人月神话](#1%E4%BA%BA%E6%9C%88%E7%A5%9E%E8%AF%9D)
+- [虚拟机](#%E8%99%9A%E6%8B%9F%E6%9C%BA)
+  - [1.深入理解Java虚拟机](#1%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3java%E8%99%9A%E6%8B%9F%E6%9C%BA)
+- [图形处理](#%E5%9B%BE%E5%BD%A2%E5%A4%84%E7%90%86)
+  - [1.街机游戏字体-像素字体的设计与应用](#1%E8%A1%97%E6%9C%BA%E6%B8%B8%E6%88%8F%E5%AD%97%E4%BD%93-%E5%83%8F%E7%B4%A0%E5%AD%97%E4%BD%93%E7%9A%84%E8%AE%BE%E8%AE%A1%E4%B8%8E%E5%BA%94%E7%94%A8)
+- [编程语言](#%E7%BC%96%E7%A8%8B%E8%AF%AD%E8%A8%80)
+  - [1.Go语言设计与实现](#1go%E8%AF%AD%E8%A8%80%E8%AE%BE%E8%AE%A1%E4%B8%8E%E5%AE%9E%E7%8E%B0)
 
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