\begin{table}%t1
%%\centering

\par
\caption {\label{tab1}Derived columns, areal coverages, and radial velocities (km~s$^{-1}$) inferred from  UV resonance lines.} 
\begin{tabular}{crcrcrlrc}  
\hline\hline
\noalign{\smallskip}
N~V lines  & ($\xi = 75$ km~s$^{-1}$)$\colon$ &  &  &  &  &   &  &  \\
$T_{\rm disk}$  & Col. density &  & Fractional & Area    & Vel.  & Vel.    & $\tau_{\rm line}$ & $\tau_{\rm line}$   \\
 &    (Abs)~~~  &   (Emis)   &   (Abs) &  (Emis) &   (Abs) &  (Emis) &  (Abs) &  (Emis) \\
 \hline
  34~000  &  $1.5\times10^{19}$ &  --    &  1.0 &  0.0  &    0  &   --  &   0.3 &   -- \\
  34~000  &  $1.5\times10^{19}$ &  $5\times10^{18}$ &  0.4 &  0.4: &   0  &   +75 &    0.3 &   0.1 \\
\par
  28~000 & $3\times10^{21}$ &      --          & 1.0  &  0.0   &    0  &   -- & 0.6  & -- \\
  28~000 & $3\times10^{21}$ & $3\times10^{21}$ & 0.4  &  0.4:   &   0  &   +50 & $0.6$  & $0.6$ \\
\par
 \hline
\par
C~IV lines & ($\xi = 90$~km~s$^{-1}$)$\colon$  &  &  &  &  &   &  &  \\
$T_{\rm disk}$  & Col. density &  & Fractional & Area    & Vel.  & Vel.    & $\tau_{\rm line}$ & $\tau_{\rm line}$   \\
 &    (Abs)~~~  &   (Emis)   &   (Abs) &  (Emis) &   (Abs) &  (Emis) &  (Abs) &  (Emis) \\
 \hline
 \noalign{\smallskip}
  24~000 & $3\times10^{21}$ & --   &   1.0 &  0.2 &   0 &  -- &  15 &   -- \\
  24~000 & $3\times10^{21}$ & $3\times10^{21}$ &  0.4 &0.8 &   0 & +125&   5 &  5 \\
\par
  20~000 &  $3.5\times10^{19}$ &  -- & 1.0  &  0.0  &  0  &   --   &   40  &  -- \\
  20~000 &  $1.7\times10^{17}$ & $1.7\times10^{17}$ & 0.4  &  1.0 &  0  &  +125  &    0.2 &  0.2 \\
\hline
 Si~IV $\lambda$1403 & ($\xi = 75$)$\colon$  &  &  &  &   &  &  \\
$T_{\rm disk}$  & Col. density &  & Fractional & Area    & Vel.  & Vel.    & $\tau_{\rm line}$ & $\tau_{\rm line}$   \\
 &    (Abs)~~~  &   (Emis)   &   (Abs) &  (Emis) &   (Abs) &  (Emis) &  (Abs) &  (Emis) \\
\hline
  22~000  &  $5\times10^{18}$ &  -- & 1.0 &  0.0  &    0  &   --  &   2 &   -- \\
  22~000 &   $5\times10^{18}$ &  $5\times10^{18}$ & 1.0  &  2.0   &  +25 &  +50  &   2 &    2 \\
\par
  18~000 & $3\times10^{18}$ &  --    &  1.0 & 0.0  &  0 &   --  &   1.5 &  -- \\
  18~000 & $3\times10^{18}$ & $3\times10^{18}$ &  1.0 &  6.5  &    +25 &  +50 &   1.5 & 1.5 \\
\hline
\end{tabular}
\end{table}