答案1
以下是您询问的内容:
\documentclass{article}
\usepackage{tabularx}
\newcolumntype{C}{>{\centering\arraybackslash}X}
\begin{document}
\begingroup % localize scope of next instruction
\setlength\tabcolsep{0pt}
\noindent
\begin{tabularx}{\textwidth}{ *{7}{C} X C }
a&b&c&\textsuperscript{d}&e&\textsubscript{f}&g&\scriptsize{h}&i
\end{tabularx}
\endgroup
\end{document}
答案2
没有规则或有规则:
\documentclass{article}
\usepackage{array}
\usepackage{lipsum} % for context
\newlength{\cellwidth}
\begin{document}
\lipsum[3][1-4]
\begin{center}
\setlength{\cellwidth}{0.1111\dimexpr(\textwidth-18\tabcolsep)}
\Large
\begin{tabular}{
*{7}{w{c}{\cellwidth}}
w{l}{\cellwidth}
w{c}{\cellwidth}
}
A & B & C &
\raisebox{\dimexpr\fontcharht\font`A-\height}{\footnotesize d} &
e &
\raisebox{\dimexpr-\fontchardp\font`g+\depth}{\footnotesize f} &
g & \footnotesize h & I
\end{tabular}
\end{center}
\lipsum[3][1-4]
\begin{center}
\setlength{\cellwidth}{0.1111\dimexpr(\textwidth-10\arrayrulewidth-18\tabcolsep)}
\Large
\hspace*{0pt minus 3pt}\begin{tabular}{
|*{7}{w{c}{\cellwidth}|}
w{l}{\cellwidth}|
w{c}{\cellwidth}|
}
\hline
A & B & C &
\raisebox{\dimexpr\fontcharht\font`A-\height}{\footnotesize d} &
e &
\raisebox{\dimexpr-\fontchardp\font`g+\depth}{\footnotesize f} &
g & \footnotesize h & I \\
\hline
\end{tabular}
\end{center}
\lipsum[3][1-4]
\end{document}