From 2ab052861b02a8c10e71af0dda4a1a11f40b6c47 Mon Sep 17 00:00:00 2001
From: Iru Cai <mytbk920423@gmail.com>
Date: Thu, 16 May 2019 21:09:18 +0800
Subject: give a number for subsubsection

---
 thesis.tex | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/thesis.tex b/thesis.tex
index 766090d..fa3aad8 100644
--- a/thesis.tex
+++ b/thesis.tex
@@ -33,6 +33,9 @@
 % 按学校要求设定参考文献列表的段间距。
 \setlength{\bibitemsep}{3bp}
 
+% 显示4级标题，TODO: 减少标题级数
+\setcounter{secnumdepth}{3}
+
 % 设定文档的基本信息。
 \pkuthssinfo{
 	cthesisname = {硕士研究生学位论文}, ethesisname = {Master Thesis},
-- 
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