我尝试使用 \small 和 \adjust 命令，但无法获得所需的结果。请帮忙。MWE 附在下面。
\begin{table}[!ht]
\centering
\caption{EXata simulation parameters}
\vspace{0.3cm}
\label{tab-3.2:assumptions}
\begin{tabular}{|l|l|l|}
\hline
\textbf{Interface} & \textbf{Parameter} & \textbf{Value} \\ \hline
& Coordinate System & Cartesian \\
& Grid Size (mxm) & 1500x1500 \\
Terrain & Altitude Range (m) & \begin{tabular}[c]{@{}l@{}}1500 (above sea level)\end{tabular} \\
& Simulation length (s) & 900 \\
& Number of nodes & 50, 75, 100, 150, 200
\\
& Weather mobility (s) & 100
\\ \hline
& Frequency (GHz) & 2.4 \\
Channel Properties & Pathloss Model & Two Ray \\
& Shadowing Model & Log normal \\
& Shadowing Mean (dB) & 5.8 \\ \hline
& Radio Type & 802.15.4 \\
& Transmission Power & 3.0 dBm \\
& Packet Reception Model & PHY802.15.4 \\
Physical & Modulation Scheme & O-QPSK \\
& CCA Mode & Carrier Sense \\
& Antenna Model & Omnidirectional \\
& Noise Factor & 10.0 \\
& Energy Model & MicaZ \\ \hline
& Protocol & 802.15.4 \\
MAC & Device Type & FFD \\
& FFD Mode & PAN Coordinator \\ \hline
Network & Protocol & IPv4 \\
& Routing Protocol & \begin{tabular}[c]{@{}l@{}}AODV, Bellman Ford, \\Fisheye, Lanmar\end{tabular} \\ \hline
& Mobility Model & \begin{tabular}[c]{@{}l@{}}Random Waypoint\end{tabular} \\
Mobility and Placement & Pause Time (seconds) & 10 \\
& Node Orientation & \begin{tabular}[c]{@{}l@{}}azimuth=90, \\ elevation=70\end{tabular} \\ \hline
& Model & Linear \\
Battery Model & Monitoring Interval (s) & 60 \\
& Capacity (mAh) & 1200 \\ \hline
& Number of packets & 1000 \\
& Packet Size (bytes) & 64 \\
Application & Start Time (seconds) & 10 \\
& End Time (seconds) & 900 \\
& Packet generation rate & 100 packets/second \\ \hline
\end{tabular}
\end{table}
答案1
您的表格很高...为了将其放入一个框架中，您应该将其字体大小减小到，\tiny并减小\arraystretch到 0.8，并省略框架标题：
\documentclass{beamer}
\usepackage{booktabs,
tabularx}
\begin{document}
\begin{frame}
%\frametitle{The table}
\begin{table}
\tiny
\renewcommand\arraystretch{0.8}
\caption{EXata simulation parameters}
\label{tab-3.2:assumptions}
\begin{tabularx}{\linewidth}{@{} l X >{\raggedright\arraybackslash}X @{}}
\toprule
\textbf{Interface} & \textbf{Parameter} & \textbf{Value} \\
\midrule
Terrain
& Coordinate System & Cartesian \\
& Grid Size (m$\times$m) & 1500$\times$1500 \\
& Altitude Range (m) & 1500 (above sea level) \\
& Simulation length (s) & 900 \\
& Number of nodes & 50, 75, 100, 150, 200 \\
& Weather mobility (s) & 100 \\
\addlinespace[2pt]
Channel Properties
& Frequency (GHz) & 2.4 \\
& Pathloss Model & Two Ray \\
& Shadowing Model & Log normal \\
& Shadowing Mean (dB) & 5.8 \\
\addlinespace[2pt]
Physical
& Radio Type & 802.15.4 \\
& Transmission Power & 3.0 dBm \\ & Packet Reception Model & PHY802.15.4 \\
& Modulation Scheme & O-QPSK \\
& CCA Mode & Carrier Sense \\
& Antenna Model & Omnidirectional \\
& Noise Factor & 10.0 \\
& Energy Model & MicaZ \\
\addlinespace[2pt]
MAC & Protocol & 802.15.4 \\
& Device Type & FFD \\
& FFD Mode & PAN Coordinator \\
\addlinespace[2pt]
Network
& Protocol & IPv4 \\
& Routing Protocol & AODV, Bellman Ford, Fisheye, Lanmar \\
\addlinespace[2pt]
Mobility and Placement
& Mobility Model & Random Waypoint \\
& Pause Time (seconds) & 10 \\
& Node Orientation & azimuth:~90, elevation:~70 \\
\addlinespace[2pt]
Battery Model
& Model & Linear \\
& Monitoring Interval (s) & 60 \\
& Capacity (mAh) & 1200 \\
\addlinespace[2pt]
Application
& Number of packets & 1000 \\
& Packet Size (bytes) & 64 \\
& Start Time (seconds) & 10 \\
& End Time (seconds) & 900 \\
& Packet generation rate & 100 packets/second \\
\bottomrule
\end{tabularx}
\end{table}
\end{frame}
\end{document}
另一个选项是将表格分成两部分，并使用\footnotesize字体大小使其更易读。此表格放在框架中的两张幻灯片上（您不想这样做，但是当表格看起来几乎不可读时，预计观众会填满）：
\documentclass{beamer}
\usepackage{booktabs,
tabularx}
\begin{document}
\begin{frame}[allowframebreaks]
\frametitle{The table}
\vspace*{-\baselineskip}
\begin{table}
\footnotesize
\renewcommand\arraystretch{0.85}
\setlength\tabcolsep{3pt}
\caption{EXata simulation parameters (first part)}
\label{tab-3.2:assumptions}
\begin{tabularx}{\linewidth}{@{} l X >{\raggedright\arraybackslash}X @{}}
\toprule
\textbf{Interface} & \textbf{Parameter} & \textbf{Value} \\
\midrule
Terrain
& Coordinate System & Cartesian \\
& Grid Size (m$\times$m) & 1500$\times$1500 \\
& Altitude Range (m) & 1500 (above sea level) \\
& Simulation length (s) & 900 \\
& Number of nodes & 50, 75, 100, 150, 200 \\
& Weather mobility (s) & 100 \\
\addlinespace
Channel Properties
& Frequency (GHz) & 2.4 \\
& Pathloss Model & Two Ray \\
& Shadowing Model & Log normal \\
& Shadowing Mean (dB) & 5.8 \\
\addlinespace
Physical
& Radio Type & 802.15.4 \\
& Transmission Power & 3.0 dBm \\ & Packet Reception Model & PHY802.15.4 \\
& Modulation Scheme & O-QPSK \\
& CCA Mode & Carrier Sense \\
& Antenna Model & Omnidirectional \\
& Noise Factor & 10.0 \\
& Energy Model & MicaZ \\
\bottomrule
\end{tabularx}
\end{table}
\framebreak
\begin{table}
\footnotesize
\renewcommand\arraystretch{0.85}
\setlength\tabcolsep{3pt}
\caption{EXata simulation parameters (second part)}
\begin{tabularx}{\linewidth}{@{} l X >{\raggedright\arraybackslash}X @{}}
\toprule
\textbf{Interface} & \textbf{Parameter} & \textbf{Value} \\
\midrule
MAC & Protocol & 802.15.4 \\
& Device Type & FFD \\
& FFD Mode & PAN Coordinator \\
\addlinespace
Network
& Protocol & IPv4 \\
& Routing Protocol & AODV, Bellman Ford, Fisheye, Lanmar \\
\addlinespace
Mobility and Placement
& Mobility Model & Random Waypoint \\
& Pause Time (seconds) & 10 \\
& Node Orientation & azimuth:~90, elevation:~70 \\
\addlinespace
Battery Model
& Model & Linear \\
& Monitoring Interval (s) & 60 \\
& Capacity (mAh) & 1200 \\
\addlinespace
Application
& Number of packets & 1000 \\
& Packet Size (bytes) & 64 \\
& Start Time (seconds) & 10 \\
& End Time (seconds) & 900 \\
& Packet generation rate & 100 packets/second \\
\bottomrule
\end{tabularx}
\end{table}
\end{frame}
\end{document}
这使：
答案2
高度约 3 厘米被注释掉，我会拆分表格或删除标题：
\documentclass[12pt,oneside]{beamer}
\begin{document}
%
\begin{frame}
%\frametitle{This is a frame with a table}
\begin{table}[!ht]
\centering
\caption{EXata simulation parameters}
\vspace{0.3cm}
\label{tab-3.2:assumptions}
%\resizebox{\linewidth}{3cm}{% i would split it up
\resizebox{\linewidth}{!}{%
\begin{tabular}{|l|l|l|}
\hline
\textbf{Interface} & \textbf{Parameter} & \textbf{Value} \\ \hline
& Coordinate System & Cartesian \\
& Grid Size (mxm) & 1500x1500 \\
Terrain & Altitude Range (m) & \begin{tabular}[c]{@{}l@{}}1500 (above sea level)\end{tabular} \\
& Simulation length (s) & 900 \\
& Number of nodes & 50, 75, 100, 150, 200
\\
& Weather mobility (s) & 100
\\ \hline
& Frequency (GHz) & 2.4 \\
Channel Properties & Pathloss Model & Two Ray \\
& Shadowing Model & Log normal \\
& Shadowing Mean (dB) & 5.8 \\ \hline
& Radio Type & 802.15.4 \\
& Transmission Power & 3.0 dBm \\
& Packet Reception Model & PHY802.15.4 \\
Physical & Modulation Scheme & O-QPSK \\
& CCA Mode & Carrier Sense \\
& Antenna Model & Omnidirectional \\
& Noise Factor & 10.0 \\
& Energy Model & MicaZ \\ \hline
& Protocol & 802.15.4 \\
MAC & Device Type & FFD \\
& FFD Mode & PAN Coordinator \\ \hline
Network & Protocol & IPv4 \\
& Routing Protocol & \begin{tabular}[c]{@{}l@{}}AODV, Bellman Ford, \\Fisheye, Lanmar\end{tabular} \\ \hline
& Mobility Model & \begin{tabular}[c]{@{}l@{}}Random Waypoint\end{tabular} \\
Mobility and Placement & Pause Time (seconds) & 10 \\
& Node Orientation & \begin{tabular}[c]{@{}l@{}}azimuth=90, \\ elevation=70\end{tabular} \\ \hline
& Model & Linear \\
Battery Model & Monitoring Interval (s) & 60 \\
& Capacity (mAh) & 1200 \\ \hline
& Number of packets & 1000 \\
& Packet Size (bytes) & 64 \\
Application & Start Time (seconds) & 10 \\
& End Time (seconds) & 900 \\
& Packet generation rate & 100 packets/second \\ \hline
\end{tabular}
}
\end{table}
\end{frame}
\end{document}```