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\begin{table}[hbtp]
\centerline{
\begin{tabular}{|c|c|c|c|c|}
\hline
Fortran		& C++		& MPI		& architecture	& host    \\
\hline
Nag f90		& GNU g++	& MPICH/P4	& RS600		& ben     \\
Nag f90		& GNU g++	& MPICH/P4	& SUN 4		& bacchus \\
AIX xlf90	& AIX mpCC	& MPICH/EUI 	& SP2		& sp2     \\
\hline
\end{tabular}
}
\caption{\label{plat_table}Some installation platforms}
\end{table}


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