\begin{table}%t4
%\centering
\par
\caption{Equivalent widths,  intensities, and intensity ratios of the prominent emission lines in   the IRS spectra of \ka\ and \wrc.}\label{tab:irs}
\small \begin{tabular}{lccccc}
\hline\hline
& & \multicolumn{2}{c}{\rule[0.5ex]{1cm}{0.1mm} \ka\ \rule[0.5ex]{1cm}{0.1mm} } & 
\multicolumn{2}{c}{\rule[0.5ex]{1cm}{0.1mm} \wrc \rule[0.5ex]{1cm}{0.1mm}}\\
\rule[0mm]{0mm}{3.25mm}   
& \multicolumn{1}{c}{Wavelength} & \multicolumn{1}{c}{$- {W_{\lambda}}$}  & \multicolumn{1}{c}{$I_{\rm line}$} & \multicolumn{1}{c}{$- {W_{\lambda}}$}  & \multicolumn{1}{c}{$I_{\rm line}$}   \\
& \multicolumn{1}{c}{[\mim]} & \multicolumn{1}{c}{[\mim]} & \multicolumn{1}{c}{[$10^{-4}$~erg~s$^{-1}$~cm$^{-2}$~sr$^{-1}$]} & \multicolumn{1}{c}{[\mim]}
& \multicolumn{1}{c}{[$10^{-4}$~erg~s$^{-1}$~cm$^{-2}$~sr$^{-1}$]} \\
\hline
\rule[0mm]{0mm}{3.25mm}$[$S~{\sc iv}$]$   & 10.51  & $<$0.002 & $<$0.0085 & 0.019 & 2.94 \\ 
H$_2$~[$J=4$--2]~S(2)  & 12.28 & 0.0062     & 1.06   & 0.0021   & 1.49 \\
H~{\sc i}~7--6            & 12.37 & 0.0036     & 0.64   & 0.0016   & 1.19 \\ 
$[$Ne~{\sc ii}$]$    & 12.81  & 0.073      & 14.7  & 0.084    & 73.2 \\
$[$Ne~{\sc iii}$]$   & 15.55 & 0.0055     & 1.02   & 0.036   & 38.0 \\
H$_2$~[$J=3$--1]~S(1)  & 17.04 & 0.0081     & 1.32   & 0.0013   & 1.40 \\
$[$S~{\sc iii}]    & 18.7  & 0.028      & 4.04   & 0.047    & 54.0 \\
\hline  
\rule[0mm]{0mm}{3.25mm}$[$S~{\sc iv}$]/[$S~{\sc iii}$]$ &  & \multicolumn{2}{c}{{<}0.002} 
& \multicolumn{2}{c}{0.054}\\
$[$Ne~{\sc iii}$]/[$Ne~{\sc ii}$]$ &  & \multicolumn{2}{c}{0.07} 
& \multicolumn{2}{c}{0.52}\\
$[$Ne~{\sc iii}$]/[$S~{\sc iii}$]$ &  & \multicolumn{2}{c}{0.25} 
& \multicolumn{2}{c}{0.76}\\
H$_2$-S(1)/H$_2$-S(2) &  & \multicolumn{2}{c}{1.25} & \multicolumn{2}{c}{0.94}\\
\hline  
\end{tabular}
\end{table}