From 5ef129fa3d22e10bc5ce43981e8aaa1f224e9631 Mon Sep 17 00:00:00 2001
From: Edwardzcn <edwardzcn98@gmail.com>
Date: Wed, 8 Jun 2022 15:21:34 +0800
Subject: [PATCH] fix(undergraduate.cls): lineskip of titles
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- 修复英文摘要“ABSTRACT”与英文摘要标题标题间距不对的问题 #39
- 重设了多级标题的标题后距离，保持一致
---
 undergraduate.cls | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/undergraduate.cls b/undergraduate.cls
index d3a532d..5310717 100644
--- a/undergraduate.cls
+++ b/undergraduate.cls
@@ -371,7 +371,7 @@
     \csu@pdfbookmark{0}{\csu@name@abstract@en}
     \vspace*{0pt}
     \begin{center} \zihao{-2} \bfseries \@titleen \end{center}
-
+    \vspace{0pt}
     \begin{center} \zihao{3} \bfseries ABSTRACT \end{center}
     \vspace{12pt}
     \linespread{1.5}
@@ -587,20 +587,19 @@
         % beforeskip 默认为 3.5ex plus 1ex minus .2ex 适当缩减
         % beforeskip   = {20pt},
         % beforeskip   = {\ifcsu@type@graduate 30pt \else 20pt\fi}
-        % afterskip 默认为 2.3ex plus .2ex 适当缩减
-        afterskip    = {1ex \@plus .2ex},
+        afterskip    = {2ex \@plus .2ex},
+        fixskip      = true,
     },
     subsection = {%
         format       = \zihao{-4} \kaiti,
         afterindent  = true,
-        % afterskip 默认为 2.3ex plus .2ex 适当缩减
-        afterskip    = {1ex \@plus .2ex},
+        afterskip    = {2ex \@plus .2ex},
         fixskip      = true,
     },
     subsubsection = {%
         format       = \zihao{-4} \normalfont,
         afterindent  = true,
-        afterskip    = {1ex \@plus .2ex},
+        afterskip    = {2ex \@plus .2ex},
         fixskip      = true,
     },
 }