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begin{figure}[H] centering
    subfloat[Text]
    {includegraphics[height=18cm, width=0.8textwidth, keepaspectratio]{figure/...}}
    hspace{2mm}
    subfloat[Text]
    {includegraphics[height=18cm, width=0.8textwidth, keepaspectratio]{figure/...}}
    caption[Short-Text]{Long-Text}
end{figure}
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