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