\begin{table}%t6
\caption{\D\ line parameters.}
\label{tab_lin_n2d}
%\centerline
{\small
\begin{tabular}{cccccccccc}
\hline \hline
    & \multicolumn{4}{c}{\D\ (2--1)} & & \multicolumn{4}{c}{\D\ (3--2)} \\
%\cline{2-5} \cline{7-10}
  source  & vel. range  & $\int T_{\rm MB}{\rm d}v$ & $v_{\rm LSR}$ & {\it FWHM} & & vel. range & $\int T_{\rm MB}{\rm d}v$ & $v_{\rm LSR}$ & {\it FWHM} \\
       & (\kms ) & (K \kms ) & (\kms ) & (\kms ) &  & (\kms ) & (K \kms ) & (\kms ) & (\kms ) \\
\hline
05345+3157 & $-$19, $-$16 & 0.33 & $-$17.68 & 1.01 & & $-$20, $-$15 & 0.44 & $-$17.70 & 1.57 \\
05373+2349 & 0, 4 & 0.30  & 2.43  & 1.65 & & 0, 7 & 0.43 & 2.38 & 1.78 \\
18144$-$1723 &  & $\leq$0.45 & & & & & $\leq$0.68 &  & \\
18511+0146 & 55, 60 & 0.23 & 56.90 & 0.99 & & & $\leq$0.54 & & \\
18517+0437 &  & $\leq$0.60 & & & & & $\leq$0.42 & &  \\
19092+0841 &  & $\leq$0.60 & & & & & $\leq$0.68 & &  \\
20126+4104 & $-$6, 0 & 0.49 & $-4.14$ & 1.52 & & $-$6, $-$1 & 0.31 & $-$3.86 & 1.05 \\
20216+4107 & $-$4, 1 & 0.31 & $-$1.57 & 1.06 & & $-$4, 6 & 0.25 & $-1$1.85 & 0.72 \\
20343+4139$^{a}$ & 0,15 & 0.48 & 10.57 & 0.80 & & 9, 14 & 0.79 & 10.66 & 1.21 \\
20343+4139$^{b}$ & 8,15 & 0.60 & 11.23 & 2.93 & & 9, 15 & 0.84 & 11.62 & 2.17 \\
22172+5549 & $-$45, $-$38 & 0.23 & $-$43.26 & 2.2 & & & $\leq$0.14 & & \\
\hline
\end{tabular}
}
\footnotesize
$^{a}$  Peak at ($-$8\arcsec , 4\arcsec ).
$^{b}$  Peak at (13\arcsec , 0\arcsec ).\normalsize
\end{table}