latex 三个不同的图放在一行且每个图都有注释

egin{figure}[htbp]
egin{minipage}[t]{0.3linewidth}
centering
includegraphics[width=2.2in, height=2.0in]{1.eps}
caption{fig1}
label{fig:side:a}
end{minipage}%
egin{minipage}[t]{0.3linewidth}
centering
includegraphics[width=2.2in, height=2.0in]{2.eps}
caption{fig2}
egin{minipage}[t]{0.3linewidth}
centering
includegraphics[width=2.2in, height=2.0in]{3.eps}
caption{fig2}
label{}
end{minipage}
end{figure} 

0.3linewidth表示占用文本宽度的0.3即30%

from: http://zhidao.baidu.com/link?url=8m1hGzWLtKsZAmBmB3zrdt_nxkH9Qzgg9KeUs-hpUeITaPz0cZd0tlYxZL66jAy--d4O7V5gG0DzOpgtHppaPa