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

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

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

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

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

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

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

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

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

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

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

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

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