1.使用sed命令
sed 's/\t/ /g' file name >filename_new
2.使用tr命令
cat filename | tr "\t" " " >filename_new
3.col -x命令
cat filename | col -x >filename_new
sed 's/\t/ /g' file name >filename_new
cat filename | tr "\t" " " >filename_new
cat filename | col -x >filename_new
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