????:1??????:??????

2????????

3???????

4???????

5????????????

???????,?????????,????,???????????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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