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如何将标题与右侧不规则的子图对齐，保持标题文本对齐

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如何将标题与右侧不规则的子图对齐，保持标题文本对齐

我在将子标题与其对应的子图对齐时遇到问题。我使用\usepackage[export]{adjustbox}将子图 (a) 和 (b) 移至正文的左边框和右边框，如图所示：

在此处输入图片描述

这可行，但是，子标题未与其对应子图的边缘对齐。我想将子标题移至页面边缘（如绿色箭头所示），但保留文本的对齐方式。感谢您的帮助。

\documentclass[11pt]{article}

\usepackage[T1]{fontenc}
\usepackage[font=footnotesize,labelfont={sf,bf}]{caption} 
\usepackage[font=footnotesize]{subcaption} 
\usepackage[export]{adjustbox} 
\usepackage{lipsum}
\usepackage{mwe}

\begin{document}

    \lipsum[1]

    \begin{figure}[htbp]
        \begin{subfigure}{0.49\textwidth}
            \captionsetup{width=0.90\textwidth}%
            \includegraphics[width=0.90\textwidth,left]{example-image-16x10}
            \caption[Sub A]{
                Caption (a) Donec varius orci eget
                risus. Duis nibh mi, congue eu, accumsan eleifend, sagittis quis, diam. 
            }
            \label{fig:subA}
        \end{subfigure}
        %
        \begin{subfigure}{0.49\textwidth}
            \captionsetup{width=0.90\textwidth}%
            \includegraphics[width=0.90\textwidth,right]{example-image-16x10}
            \caption[Sub B]{
                Caption (b) Donec varius orci eget
                risus. Duis nibh mi, congue eu, accumsan eleifend, sagittis quis, diam.
            }
            \label{fig:subB}
        \end{subfigure}
        \\[1ex]
        \begin{subfigure}{0.65\textwidth}
            \centering\captionsetup{width=\textwidth}%
            \includegraphics[width=\textwidth]{example-image-16x10}
            \caption[Sub C]{
                Caption (c) Donec varius orci eget
                risus. Duis nibh mi, congue eu, accumsan eleifend, sagittis quis, diam. Duis
                eget orci sit amet orci dignissim rutrum.
            }
            \label{fig:subC}
        \end{subfigure}
        \centering\captionsetup{width=\textwidth}%
        \caption[Main figure]{
            Main caption Caption (b) Donec varius orci eget
            risus. Duis nibh mi, congue eu, accumsan eleifend, sagittis quis, diam. Duis
            eget orci sit amet orci dignissim rutrum.
        }
        \label{fig:main} 
    \end{figure}

\end{document}

答案1

您可以使用 更改标题的边距\captionsetup，以使每个标题的宽度与 中包含的相应图形的宽度完全相同\includegraphics。

\documentclass[11pt]{article}

\usepackage[T1]{fontenc}
\usepackage[font=footnotesize,labelfont={sf,bf}]{caption} 
\usepackage[font=footnotesize]{subcaption} 
\usepackage[export]{adjustbox} 
\usepackage{lipsum}
\usepackage{mwe}

\begin{document}

    \lipsum[1]

    \begin{figure}[htbp]
        \begin{subfigure}{0.49\textwidth}
            \captionsetup{width=0.90\textwidth,margin={0mm,0.10\textwidth}}%
            \includegraphics[width=0.90\textwidth,left]{example-image-16x10}
            \caption[Sub A]{
                Caption (a) Donec varius orci eget
                risus. Duis nibh mi, congue eu, accumsan eleifend, sagittis quis, diam. 
            }
            \label{fig:subA}
        \end{subfigure}
        %
        \begin{subfigure}{0.49\textwidth}
            \captionsetup{width=0.90\textwidth,margin={0.10\textwidth,0mm}}%
            \includegraphics[width=0.90\textwidth,right]{example-image-16x10}
            \caption[Sub B]{
                Caption (b) Donec varius orci eget
                risus. Duis nibh mi, congue eu, accumsan eleifend, sagittis quis, diam.
            }
            \label{fig:subB}
        \end{subfigure}
        \\[1ex]
        \begin{subfigure}{0.65\textwidth}
            \centering\captionsetup{width=\textwidth}%
            \includegraphics[width=\textwidth]{example-image-16x10}
            \caption[Sub C]{
                Caption (c) Donec varius orci eget
                risus. Duis nibh mi, congue eu, accumsan eleifend, sagittis quis, diam. Duis
                eget orci sit amet orci dignissim rutrum.
            }
            \label{fig:subC}
        \end{subfigure}
        \centering\captionsetup{width=\textwidth}%
        \caption[Main figure]{
            Main caption Caption (b) Donec varius orci eget
            risus. Duis nibh mi, congue eu, accumsan eleifend, sagittis quis, diam. Duis
            eget orci sit amet orci dignissim rutrum.
        }
        \label{fig:main} 
    \end{figure}

\end{document}

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