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