形式1：
sed -i "s/oldString/newString/g" `grep oldString -rl /path` sed -i "s/oss_room_v2/oss_bi_all_room/g" `grep oss_room_v2 -rl /home/hadoop/nisj/automationDemand/idfaQuery`sed -i "s/oldString/newString/g" `grep ol
