cat uniq_diff.txt| xargs -i grep {} sem_log2018032017.txt > uniq_diff_log.txt
xargs 命令
https://www.cnblogs.com/f-ck-need-u/p/5925923.html
cat uniq_diff.txt| xargs -i grep {} sem_log2018032017.txt > uniq_diff_log.txt
xargs 命令
https://www.cnblogs.com/f-ck-need-u/p/5925923.html