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

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

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

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

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

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

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

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

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

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

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

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

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