\documentclass[a4paper]{ctexart}
\input{mypreamble}
\renewcommand{\mychapternum}{3}
\renewcommand{\mylabname}{AES、RSA、OpenSSL}
\renewcommand{\mydate}{2024年4月9日}

\begin{document}
\mytitle
\begin{enumerate}
    \myitem{实验目的}{
        \item AES单步加密演示实验
        \item AES算法演示实验
        \item AES编码实验
        \item RSA编码实验
        \item 大数运算编码实验
        \item 利用对称密码对文件加密实验
    }
    \myitem{实验设备}{
        \item 49.52.5.80 上的虚拟机
    }
    \myitem{实验原理}{
        \item DES加密和解密
    }
    \myitemx[itemsep=1em]{实验步骤}{
        \item \includegraphics[height=1\textheight]{imgs/screen_shot_1712627647454.png}
        \item \includegraphics[width=1\linewidth]{imgs/2024-04-09-10-02-21.png}
        \includegraphics[height=1\textheight]{imgs/2024-04-09-10-12-48.png}
        \includegraphics[height=1\textheight]{imgs/screen_shot_1712628827832.png}
        \item \includegraphics[width=1\linewidth]{imgs/2024-04-09-10-23-14.png}
        \includegraphics[width=1\linewidth]{imgs/2024-04-09-10-27-20.png}
        \includegraphics[width=1\linewidth]{imgs/2024-04-09-10-30-15.png}
        \includegraphics[height=1\textheight]{imgs/screen_shot_1712629869991.png}
        \item \includegraphics[width=1\linewidth]{imgs/2024-04-09-10-37-27.png}
        \includegraphics[width=1\linewidth]{imgs/2024-04-09-10-39-36.png}
        \includegraphics[width=1\linewidth]{imgs/2024-04-09-10-45-05.png}
        \includegraphics[height=1\textheight]{imgs/screen_shot_1712630769193.png}
        \item \includegraphics[width=1\linewidth]{imgs/2024-04-09-10-54-36.png}
        \includegraphics[height=1\textheight]{imgs/2024-04-09-10-57-28.png}
        \includegraphics[height=1\textheight]{imgs/screen_shot_1712631488755.png}
        \item \includegraphics[width=1\linewidth]{imgs/2024-04-09-11-08-20.png}
        \includegraphics[width=1\linewidth]{imgs/2024-04-09-11-11-40.png}
        \includegraphics[width=1\linewidth]{imgs/2024-04-09-11-13-55.png}
        \includegraphics[height=1\textheight]{imgs/screen_shot_1712632499452.png}
    }
    \myitem{实验结果总结}{
        \item 本实验使我充分了解了AES加密和解密的过程，以及RSA加密和解密的过程，中间还补充了大数运算相关的知识，最后的OpenSSL的介绍以及命令行的调用也非常实用。
    }
\end{enumerate}
\end{document}