LaTex表格横置

\usepackage{rotating} 宏包提供了 \begin{sidewaystable} \end{sidewaystable}环境.表格就会产生旋转，若是想让页面横置，需要Landscape 环境
----------- Example 2 -----------------------
\begin{sidewaystable}[h]
\caption{Performance After Post Filtering} % title name of the table
\centering % centering table
\begin{tabular}{l c c rrrrrrr} % creating 10 columns
\hline\hline % inserting double-line
Audio &Audibility & Decision &\multicolumn{7}{c}{Sum of Extracted Bits}
\\ [0.5ex]
\hline % inserts single-line
% Entering 1st row
& &soft &1 & $-1$ & 1 & 1 & $-1$ & $-1$ & 1 \\[-1ex]
\raisebox{1.5ex}{Police} & \raisebox{1.5ex}{5}&hard
& 2 & $-4$ & 4 & 4 & $-2$ & $-4$ & 4 \\[1ex]
% Entering 2