\begin{table}%t2
 \caption{Intensities of selected emission lines in 
 the early decline stage corrected by $E(B-V)=$ 0.6.}\label{tab2}
%\centerline
{
 \begin{tabular}{llrrr}
 \hline   \hline
 $\lambda_{{\rm center}}$  & Elements & \multicolumn{3}{c}{$I$($\lambda$)} \\
 (\AA)  &  & Dec. 5 & Dec. 6 & Dec. 17 \\
\hline
4108 & H$\delta$ & 75 & 80 & 46 \\
4180 & Fe II 4179 & 36 & 42 & 8.0 \\
4345 & H$\gamma$ & 107 & 115 & 51 \\
4637 & Fe II 4635 & 33 & 27 & 6: \\
4647 & N II 4643, O II 4649 & &  & 33 \\
4863 & H$\beta$ & 231 & 219 & 101 \\
4928 & Fe II 4924 & 55 & 47 & 16 \\ 
5022 & Fe II 5018 & 71 & 64 & 30 \\ 
5180 & Fe II 5169, N II 5176 & 74 & 60 & 11 \\ 
5319 & Fe II 5317 &  &  & 8.4 \\
5537 & Fe II 5535, N II 5535 & 14 & 11 & \\
5576 & [O I] 5577.4 &  & & 2.5  \\
5902 & Fe II 5909, Na I, uid. & 16 & 12 & 4.6 \\
6154 & Fe II 6149   & & &  2.4 \\
6164 & N II 6168, O I 6157 & 15 & 10 & \\
6247 & N II 6243, Fe II 6248 & 15 & 10 & 0.5: \\
6316 & S II 6313 & & & 3.3  \\
6568 & H$\alpha$ & 411 & 429 & 607 \\
6726 & [S II] 6717, 6731 & & & 2.7 \\
7006 & O I 7002 & 2.3 & 0.9 &  \\ 
7105 & [Ni II] 7103? &  &  & 1.1 \\ \hline
     & H$\alpha$/H$\beta$ & 1.8 & 2.0 & 6.0 \\
 & $FWHM$ of H$\beta$ & 2420 & 2460 & 3120 \\
\hline
 \end{tabular}}
\medskip 
Unit of $I$($\lambda$) is $10^{-10}~\rm
erg~cm^{-2}~s^{-1}$ and that of $FWHM$ is km~s$^{-1}$. \\ 
\end{table}