需要通过验证才能下载！希望大家多多合作！否则不能下载！请谅解！

				% 12-1-3.tex
				\documentclass{article}
				\usepackage{graphics}
				\begin{document}
				\setlength{\unitlength}{1mm}
				\begin{center}
				\resizebox{4cm}{25mm}{\includegraphics{pic/pic.eps}}\quad
				\resizebox{1.2in}{!}{\includegraphics*[100,430][400,600]{pic/pic.eps}}
				\end{center}
				\end{document}