bmatrix我有一张表格，其中包含带有单位的列siunitx。我注意到第一个矩阵的垂直间距与其他矩阵不同。所有行是否可以等距没有必须手动调整间距吗？
\usepackage{amsmath, booktabs}
...
\begin{table*}
\centering
\begin{tabular}{cccc}
\toprule
Configuration & $m$ & $\rho_{3}$ & $I$ \\
\midrule
No Mass & \SI{67.07}{\gram} & \SI{6.65}{\milli\metre} & $\begin{bmatrix}
\num[round-mode=figures, round-precision=2]{3.314e-5} & 0 & 0 \\
0 & \num[round-mode=figures, round-precision=2]{3.114e-05} & 0 \\
0 & 0 & \num[round-mode=figures, round-precision=2]{1.386e-05} \\
\end{bmatrix}$\si{\kilogram\per\square\meter} \\
+\SI{100}{\gram} & \SI{166.03}{\gram} & \SI{49.16}{\milli\metre} & $\begin{bmatrix}
\num[round-mode=figures, round-precision=2]{1.3215e-4} & 0 & 0 \\
0 & \num[round-mode=figures, round-precision=2]{1.3009e-4} & 0 \\
0 & 0 & \num[round-mode=figures, round-precision=2]{4.561e-05} \\
\end{bmatrix}$\si{\kilogram\per\square\meter} \\ \\
+\SI{200}{\gram} & \SI{215.61}{\gram} & \SI{50.01}{\milli\metre} & $\begin{bmatrix}
\num[round-mode=figures, round-precision=2]{1.6936e-4} & 0 & 0 \\
0 & \num[round-mode=figures, round-precision=2]{1.6728e-4} & 0 \\
0 & 0 & \num[round-mode=figures, round-precision=2]{7.732e-05} \\
\end{bmatrix}$\si{\kilogram\per\square\meter} \\ \\
+\SI{300}{\gram} & \SI{315.26}{\gram} & \SI{50.48}{\milli\metre} & $\begin{bmatrix}
\num[round-mode=figures, round-precision=2]{2.022e-4} & 0 & 0 \\
0 & \num[round-mode=figures, round-precision=2]{2.0013e-4} & 0 \\
0 & 0 & \num[round-mode=figures, round-precision=2]{1.0902e-4} \\
\end{bmatrix}$\si{\kilogram\per\square\meter} \\ \\
\bottomrule
\end{tabular}
\caption{Table of all the follower mass configurations, with the parameters for follower mass $m$ and follower \ac{COM} z offset $\rho_{3}$.}
\label{table:masses}
\end{table*}
答案1
是否可以使所有行等距分布，而无需手动调整间距？
我不太明白您说的“手动调整间距”是什么意思。我建议您\addlinespace在每行末尾使用指令，而不是\\ \\在某些情况下使用，\\在其他情况下使用。
我还会将每行重复的所有内容（例如测量单位）移到表格标题中，以简化和精简表格的外观。将第 2 列和第 3 列中的数字与各自的小数点对齐也会增添美感。
\documentclass[twocolumn]{article} % or some other suitable document class
\usepackage{amsmath, booktabs, siunitx, threeparttable, array}
\sisetup{round-mode=places, round-precision=2,
per-mode=symbol, exponent-product = \cdot}
\begin{document}
\begin{table*}
\centering
\begin{threeparttable} % optional
\begin{tabular}{@{} l S[table-format=3.2] S[table-format=2.2] >{$}c<{$} @{}}
\toprule
Configuration & {$m$} & {$\rho_{3}$} & I \\
& {[\unit{\gram}]} & {[\unit{\milli\metre}]} & [\unit{\kilogram\per\square\meter}] \\
\midrule
No Mass & 67.07 & 6.65 &
\begin{bmatrix}
\num{3.314e-5} & 0 & 0 \\
0 & \num{3.114e-05} & 0 \\
0 & 0 & \num{1.386e-05}
\end{bmatrix} \\ \addlinespace
+\qty[round-precision=0]{100}{\gram} & 166.03 & 49.16 &
\begin{bmatrix}
\num{1.3215e-4} & 0 & 0 \\
0 & \num{1.3009e-4} & 0 \\
0 & 0 & \num{4.561e-05}
\end{bmatrix} \\ \addlinespace
+\qty[round-precision=0]{200}{\gram} & 215.61 & 50.01 &
\begin{bmatrix}
\num{1.6936e-4} & 0 & 0 \\
0 & \num{1.6728e-4} & 0 \\
0 & 0 & \num{7.732e-05}
\end{bmatrix} \\ \addlinespace
+\qty[round-precision=0]{300}{\gram} & 315.26 & 50.48 &
\begin{bmatrix}
\num{2.022e-4} & 0 & 0 \\
0 & \num{2.0013e-4} & 0 \\
0 & 0 & \num{1.0902e-4}
\end{bmatrix} \\
\bottomrule
\end{tabular}
\caption{Table of all follower mass configurations, with the
parameters for follower mass $m$ and follower COM z offset $\rho_{3}$.}
\label{table:masses}
\end{threeparttable} % optional
\end{table*}
\end{document}