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

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

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

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

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

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

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

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

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

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

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

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

??????????:???

??

??:???????????,??????????,??????????????