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

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

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

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

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

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

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

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

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

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

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

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

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