????????????????????

???,???????????,?????,??????????????????????150??????????

??????,???????48??????,???????5%?????,??20%????????????????????????????

??????12306????,??????????????,??????????????????,??,??????

?????,??4??????:

???8??????,??????;

???????48????????????8???????,??????????????5%????????????????;

??????24???????????48????????,??10%?????;

???????????24???????,??20%?????

????????????????,??8???,??????8????,?????????,?????????8???????,?????5%?????????

????48???????,??5%??????,???????????20%?????????

?? ???:???????,??????????????????,?????,????????????,????,???????????,???????????,????20%????????????????????????,?????????????????,???????,???????5%???????????,????????????,?????????????,??????

(??? ?????????)