关于Latex中使用三线表

模板如下图所示

\begin{table}[!t]  
\centering
\caption{Platforms used in the evaluation}

 \label{table_time}

 \begin{tabular}{lllllll}  

\toprule   

  System & Shanhe  & Sunway \\
      

\midrule   

  Nodes & 300 nodes & x nodes  \\  

  CPU type & Intel Xeon X5650 & x    \\    

  CPU speed & 2.67 GHz & x GHz    \\
  
  Cores/Node & 12 & x     \\
  
  Memory & 24GB & x GB     \\
  
  Network & Voltaire QDR Infiniband & x     \\
  
  Shared FS & GPFS & x     \\

  \bottomrule  

\end{tabular}

\end{table}