%# -*- coding:utf-8 -*-
\usepackage{geometry}
\usepackage{float} %图片浮动
%\usepackage[section]{placeins} %避免浮动体跨过 \section
\usepackage{placeins}
\usepackage{array}
\usepackage{setspace} %设置间距
\usepackage{fontspec} %设置字体库
\usepackage{indentfirst} %设置第一段首行缩进

\setmainfont{Times New Roman} %设置西文字体
\setCJKmainfont{SimSun} %设置中文字体
\geometry{a4paper,top=2.54cm,bottom=2.54cm,left=3.17cm,right=3.17cm,head=1.57cm,foot=1.5cm}

%对齐格式
\newcommand{\PreserveBackslash}[1]{\let\temp=\\#1\let\\=\temp}
\newcolumntype{C}[1]{>{\PreserveBackslash\centering}p{#1}}
\newcolumntype{R}[1]{>{\PreserveBackslash\raggedleft}p{#1}}
\newcolumntype{L}[1]{>{\PreserveBackslash\raggedright}p{#1}}
