awk '/^ [0-9]/{printf $0 ;next;}1' *filename*

#!/bin/bash
#

for FILE in $( ls *.raw )
do
    awk '/^ [0-9]/{printf $0 ;next;}1' FILE > temp
done

(awk '/^ [0-9]/{l1=$0;getline;l2=(l1  $0);getline; print l2 $0}' < input_file) > output_file

(awk '/^ [0-9]/{l1=$0;getline;l2=(l1  $0);getline; print l2 $0}' < input_file) > output_file