\documentclass[zihao=-4,a4paper]{ctexart}
%==================== 数学符号公式 ============
\usepackage{xeCJK}
\newcommand{\zhongsong}{\CJKfontspec{STZhongsong}}%华文中宋，请自行下载字体并安装
\usepackage{fontspec}
\setmainfont{Times New Roman}

\usepackage{amsmath}                 % AMS LaTeX宏包
\usepackage[ruled]{algorithm2e}              %伪代码
%\usepackage{amssymb}                % 用来排版漂亮的数学公式
%\usepackage{amsbsy}
\usepackage[style=1]{mdframed}
\usepackage{amsthm}
\usepackage{amsfonts}
\usepackage{mathrsfs}                % 英文花体字 体
\usepackage{bm}                      % 数学公式中的黑斜体
\usepackage{bbding,manfnt}           % 一些图标，如 \dbend
\usepackage{lettrine}                % 首字下沉，命令\lettrine
\usepackage{gbt7714}                 %配置gb7714引用格式

\def\attention{\lettrine[lines=2,lraise=0,nindent=0em]{\large\textdbend\hspace{1mm}}{}}
\usepackage{longtable}
\usepackage[toc,page]{appendix}
\usepackage{geometry}                % 页边距调整
\geometry{top=2.5cm,bottom=2cm,left=2.5cm,right=2cm}
%\usepackage{relsize}                % 调整公式字体大小：\mathsmaller,\mathlarger
%\usepackage{caption2}               % 浮动图形和表格标题样式
\usepackage{booktabs}                %三线表上下加粗
\usepackage{diagbox}                 % 分类表头
%%%使用带圈数字作为教主
\usepackage{pifont}
\usepackage[symbol*,stable]{footmisc}
\DefineFNsymbols{circled}{{\ding{192}}{\ding{193}}{\ding{194}}
{\ding{195}}{\ding{196}}{\ding{197}}{\ding{198}}{\ding{199}}{\ding{200}}{\ding{201}}}
\setfnsymbol{circled}               %带圈脚注
%====================公式按章编号==========================
\numberwithin{equation}{section}
\numberwithin{table}{section}
\numberwithin{figure}{section}
%================= 基本格式预置 ===========================
\usepackage{fancyhdr}
\pagestyle{fancy}
\fancyhf{}  
\fancyhead[C]{\zihao{5}  \songti 武汉理工大学毕业设计（论文）}
\fancyfoot[C]{~\zihao{5} \thepage~}
\renewcommand{\headrulewidth}{0.65pt} 
\ctexset{
    section = {
        format = \centering\bfseries\zihao{-2} \heiti,
        name = {第, 章}
    },
    subsection = {
        nameformat = \bfseries\zihao{3} \heiti
    },
    subsubsection = {
        nameformat = \bfseries\zihao{4} \heiti
    }
}
%================== 图形支持宏包 =========================
\usepackage{subfigure}
\usepackage{graphicx}                % 嵌入png图像
\usepackage{color,xcolor}            % 支持彩色文本、底色、文本框等
\usepackage{hyperref}                % 交叉引用
\usepackage{caption}
\usepackage{multirow}                  %合并表格
% set up labelformat and labelsep for figure
\captionsetup{labelsep=quad}
\captionsetup{figurewithin=section}

\renewcommand{\thesubfigure}{(\arabic{subfigure})} %还可设置图编号显示格式，加括号或者不加括号

%==================== 源码和流程图 =====================
\usepackage{listings}                % 粘贴源代码
\usepackage{tikz}                    
\usepackage{tikz-3dplot}
\usetikzlibrary{shapes,arrows,positioning}
%===================   正文开始    ===================
\begin{document}
%===================  定理类环境定义 ===================
\newtheorem{example}{例}              % 整体编号
%\newtheorem{algorithm}{算法}
\newtheorem{theorem}{定理}            % 按 section 编号
\newtheorem{definition}{定义}
\newtheorem{axiom}{公理}
\newtheorem{property}{性质}
\newtheorem{proposition}{命题}
\newtheorem{lemma}{引理}
\newtheorem{corollary}{推论}
\newtheorem{remark}{注解}
\newtheorem{condition}{条件}
\newtheorem{conclusion}{结论}
\newtheorem{assumption}{假设}
%==================重定义 ===================
\renewcommand{\contentsname}{目 ~~ 录}     
\renewcommand{\abstractname}{摘 ~~ 要} 
\renewcommand{\refname}{参考文献}     
\renewcommand{\indexname}{索引}
\renewcommand{\figurename}{图}
\renewcommand{\tablename}{表}
\renewcommand{\appendixname}{附录}
\renewcommand{\proofname}{证明}
\renewcommand{\algorithmcfname}{算法} 
%\renewcommand{\algorithm}{算法} 
%============== 封皮和前言 =================
\input{body/cover}
\pagestyle{plain}
\pagenumbering{Roman}
\include{body/abstract}
\pagestyle{empty}
\tableofcontents 
\thispagestyle{empty}
%============== 论文正文   =================
\pagestyle{fancy}
\include{body/chapter1}      %
\include{body/chapter2}
\include{body/chapter3}
\include{body/chapter4}
\include{body/chapter5}
%============= 参考文献 =====================
\addcontentsline{toc}{section}{参考文献}
{\zihao{5} \songti \bibliography{bibfile}}
\clearpage
\include{body/appendices}
%=============  致谢  ======================
\include{body/acknowledge}
\end{document}
%%%%%%%%%% 结束 %%%%%%%%%%