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读取指定行指定列数据 从第二行开始 compaction_second=`tail -n+2 compaction.csv` cat compaction.csv | awk 'NR>1' | while read line do done 读取指定列 Time=`echo $line |awk '{print $1}'` #读取第一列,文件从前面传过来 write_bandwidth=`cat compaction.csv | awk '{print $2}'` #读取第二列,嘻嘻 读取指